ATMOS ENERGY CORPORATION has sponsored the creation of one or more 401k plans.
Submission information for form 5500 for 401k plan ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST
| Measure | Date | Value |
|---|
| 2023 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2023 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2023-12-31 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-12-31 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-12-31 | $45,812 |
| Total income from all sources (including contributions) | 2023-12-31 | $197,784,331 |
| Total loss/gain on sale of assets | 2023-12-31 | $0 |
| Total of all expenses incurred | 2023-12-31 | $106,741,545 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2023-12-31 | $106,483,839 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2023-12-31 | $62,635,198 |
| Value of total assets at end of year | 2023-12-31 | $1,022,204,531 |
| Value of total assets at beginning of year | 2023-12-31 | $931,207,557 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2023-12-31 | $257,706 |
| Total interest from all sources | 2023-12-31 | $1,139,698 |
| Total dividends received (eg from common stock, registered investment company shares) | 2023-12-31 | $30,399,784 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2023-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2023-12-31 | $23,929,177 |
| Was this plan covered by a fidelity bond | 2023-12-31 | Yes |
| Value of fidelity bond cover | 2023-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2023-12-31 | No |
| Were there any nonexempt tranactions with any party-in-interest | 2023-12-31 | No |
| Contributions received from participants | 2023-12-31 | $35,960,622 |
| Participant contributions at end of year | 2023-12-31 | $16,850,536 |
| Participant contributions at beginning of year | 2023-12-31 | $15,914,427 |
| Participant contributions at end of year | 2023-12-31 | $1,321,805 |
| Participant contributions at beginning of year | 2023-12-31 | $1,210,742 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2023-12-31 | $2,280,142 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2023-12-31 | $23,232 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2023-12-31 | $9,129 |
| Administrative expenses (other) incurred | 2023-12-31 | $53,745 |
| Liabilities. Value of operating payables at end of year | 2023-12-31 | $0 |
| Liabilities. Value of operating payables at beginning of year | 2023-12-31 | $45,812 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2023-12-31 | No |
| Value of net income/loss | 2023-12-31 | $91,042,786 |
| Value of net assets at end of year (total assets less liabilities) | 2023-12-31 | $1,022,204,531 |
| Value of net assets at beginning of year (total assets less liabilities) | 2023-12-31 | $931,161,745 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2023-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2023-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2023-12-31 | No |
| Investment advisory and management fees | 2023-12-31 | $162,045 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2023-12-31 | $714,626,383 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2023-12-31 | $590,925,992 |
| Interest on participant loans | 2023-12-31 | $1,139,698 |
| Value of interest in common/collective trusts at end of year | 2023-12-31 | $41,655,458 |
| Value of interest in common/collective trusts at beginning of year | 2023-12-31 | $65,567,979 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2023-12-31 | $102,388,988 |
| Net investment gain or loss from common/collective trusts | 2023-12-31 | $1,220,663 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2023-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2023-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2023-12-31 | No |
| Assets. Invements in employer securities at end of year | 2023-12-31 | $239,427,786 |
| Assets. Invements in employer securities at beginning of year | 2023-12-31 | $250,331,115 |
| Contributions received in cash from employer | 2023-12-31 | $24,394,434 |
| Employer contributions (assets) at end of year | 2023-12-31 | $8,299,331 |
| Employer contributions (assets) at beginning of year | 2023-12-31 | $7,248,173 |
| Income. Dividends from common stock | 2023-12-31 | $6,470,607 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2023-12-31 | $106,483,839 |
| Did the plan have assets held for investment | 2023-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2023-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2023-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2023-12-31 | Unqualified |
| Accountancy firm name | 2023-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2023-12-31 | 752393478 |
| Total unrealized appreciation/depreciation of assets | 2023-01-01 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-01-01 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-01-01 | $45,812 |
| Total income from all sources (including contributions) | 2023-01-01 | $197,784,331 |
| Total loss/gain on sale of assets | 2023-01-01 | $0 |
| Total of all expenses incurred | 2023-01-01 | $106,741,545 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2023-01-01 | $106,483,839 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2023-01-01 | $62,635,198 |
| Value of total assets at end of year | 2023-01-01 | $1,022,204,531 |
| Value of total assets at beginning of year | 2023-01-01 | $931,207,557 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2023-01-01 | $257,706 |
| Total interest from all sources | 2023-01-01 | $1,139,698 |
| Total dividends received (eg from common stock, registered investment company shares) | 2023-01-01 | $30,399,784 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2023-01-01 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2023-01-01 | $23,929,177 |
| Was this plan covered by a fidelity bond | 2023-01-01 | Yes |
| Value of fidelity bond cover | 2023-01-01 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2023-01-01 | No |
| Were there any nonexempt tranactions with any party-in-interest | 2023-01-01 | No |
| Contributions received from participants | 2023-01-01 | $35,960,622 |
| Participant contributions at end of year | 2023-01-01 | $16,850,536 |
| Participant contributions at beginning of year | 2023-01-01 | $15,914,427 |
| Participant contributions at end of year | 2023-01-01 | $1,321,805 |
| Participant contributions at beginning of year | 2023-01-01 | $1,210,742 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2023-01-01 | $2,280,142 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2023-01-01 | $23,232 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2023-01-01 | $9,129 |
| Administrative expenses (other) incurred | 2023-01-01 | $53,745 |
| Liabilities. Value of operating payables at end of year | 2023-01-01 | $0 |
| Liabilities. Value of operating payables at beginning of year | 2023-01-01 | $45,812 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2023-01-01 | No |
| Value of net income/loss | 2023-01-01 | $91,042,786 |
| Value of net assets at end of year (total assets less liabilities) | 2023-01-01 | $1,022,204,531 |
| Value of net assets at beginning of year (total assets less liabilities) | 2023-01-01 | $931,161,745 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2023-01-01 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2023-01-01 | No |
| Were any leases to which the plan was party in default or uncollectible | 2023-01-01 | No |
| Investment advisory and management fees | 2023-01-01 | $162,045 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2023-01-01 | $714,626,383 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2023-01-01 | $590,925,992 |
| Interest on participant loans | 2023-01-01 | $1,139,698 |
| Value of interest in common/collective trusts at end of year | 2023-01-01 | $41,655,458 |
| Value of interest in common/collective trusts at beginning of year | 2023-01-01 | $65,567,979 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2023-01-01 | $102,388,988 |
| Net investment gain or loss from common/collective trusts | 2023-01-01 | $1,220,663 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2023-01-01 | No |
| Was there a failure to transmit to the plan any participant contributions | 2023-01-01 | No |
| Has the plan failed to provide any benefit when due under the plan | 2023-01-01 | No |
| Assets. Invements in employer securities at end of year | 2023-01-01 | $239,427,786 |
| Assets. Invements in employer securities at beginning of year | 2023-01-01 | $250,331,115 |
| Contributions received in cash from employer | 2023-01-01 | $24,394,434 |
| Employer contributions (assets) at end of year | 2023-01-01 | $8,299,331 |
| Employer contributions (assets) at beginning of year | 2023-01-01 | $7,248,173 |
| Income. Dividends from common stock | 2023-01-01 | $6,470,607 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2023-01-01 | $106,483,839 |
| Did the plan have assets held for investment | 2023-01-01 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2023-01-01 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2023-01-01 | No |
| Opinion of an independent qualified public accountant for this plan | 2023-01-01 | 1 |
| Accountancy firm name | 2023-01-01 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2023-01-01 | 752393478 |
| 2022 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2022 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2022-12-31 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $45,812 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $44,883 |
| Total income from all sources (including contributions) | 2022-12-31 | $-69,191,195 |
| Total loss/gain on sale of assets | 2022-12-31 | $0 |
| Total of all expenses incurred | 2022-12-31 | $103,700,797 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2022-12-31 | $103,413,857 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2022-12-31 | $56,921,509 |
| Value of total assets at end of year | 2022-12-31 | $931,207,557 |
| Value of total assets at beginning of year | 2022-12-31 | $1,104,098,620 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-12-31 | $286,940 |
| Total interest from all sources | 2022-12-31 | $950,309 |
| Total dividends received (eg from common stock, registered investment company shares) | 2022-12-31 | $36,509,063 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2022-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2022-12-31 | $30,066,359 |
| Was this plan covered by a fidelity bond | 2022-12-31 | Yes |
| Value of fidelity bond cover | 2022-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2022-12-31 | No |
| Were there any nonexempt tranactions with any party-in-interest | 2022-12-31 | No |
| Contributions received from participants | 2022-12-31 | $32,544,661 |
| Participant contributions at end of year | 2022-12-31 | $15,914,427 |
| Participant contributions at beginning of year | 2022-12-31 | $15,934,830 |
| Participant contributions at end of year | 2022-12-31 | $1,210,742 |
| Participant contributions at beginning of year | 2022-12-31 | $1,056,697 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2022-12-31 | $1,920,666 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-12-31 | $9,129 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-12-31 | $0 |
| Other income not declared elsewhere | 2022-12-31 | $2,708 |
| Administrative expenses (other) incurred | 2022-12-31 | $122,491 |
| Liabilities. Value of operating payables at end of year | 2022-12-31 | $45,812 |
| Liabilities. Value of operating payables at beginning of year | 2022-12-31 | $44,883 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2022-12-31 | No |
| Value of net income/loss | 2022-12-31 | $-172,891,992 |
| Value of net assets at end of year (total assets less liabilities) | 2022-12-31 | $931,161,745 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-12-31 | $1,104,053,737 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2022-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2022-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2022-12-31 | No |
| Investment advisory and management fees | 2022-12-31 | $164,449 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2022-12-31 | $590,925,992 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2022-12-31 | $774,161,476 |
| Interest on participant loans | 2022-12-31 | $950,309 |
| Value of interest in common/collective trusts at end of year | 2022-12-31 | $65,567,979 |
| Value of interest in common/collective trusts at beginning of year | 2022-12-31 | $49,525,081 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2022-12-31 | $-164,628,058 |
| Net investment gain or loss from common/collective trusts | 2022-12-31 | $1,053,274 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2022-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2022-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2022-12-31 | No |
| Assets. Invements in employer securities at end of year | 2022-12-31 | $250,331,115 |
| Assets. Invements in employer securities at beginning of year | 2022-12-31 | $256,722,495 |
| Contributions received in cash from employer | 2022-12-31 | $22,456,182 |
| Employer contributions (assets) at end of year | 2022-12-31 | $7,248,173 |
| Employer contributions (assets) at beginning of year | 2022-12-31 | $6,698,041 |
| Income. Dividends from common stock | 2022-12-31 | $6,442,704 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2022-12-31 | $103,413,857 |
| Did the plan have assets held for investment | 2022-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2022-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2022-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2022-12-31 | Unqualified |
| Accountancy firm name | 2022-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2022-12-31 | 752393478 |
| Total unrealized appreciation/depreciation of assets | 2022-01-01 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-01-01 | $45,812 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-01-01 | $44,883 |
| Total income from all sources (including contributions) | 2022-01-01 | $-69,191,195 |
| Total loss/gain on sale of assets | 2022-01-01 | $0 |
| Total of all expenses incurred | 2022-01-01 | $103,700,797 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2022-01-01 | $103,413,857 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2022-01-01 | $56,921,509 |
| Value of total assets at end of year | 2022-01-01 | $931,207,557 |
| Value of total assets at beginning of year | 2022-01-01 | $1,104,098,620 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-01-01 | $286,940 |
| Total interest from all sources | 2022-01-01 | $950,309 |
| Total dividends received (eg from common stock, registered investment company shares) | 2022-01-01 | $36,509,063 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2022-01-01 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2022-01-01 | $30,066,359 |
| Was this plan covered by a fidelity bond | 2022-01-01 | Yes |
| Value of fidelity bond cover | 2022-01-01 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2022-01-01 | No |
| Were there any nonexempt tranactions with any party-in-interest | 2022-01-01 | No |
| Contributions received from participants | 2022-01-01 | $32,544,661 |
| Participant contributions at end of year | 2022-01-01 | $15,914,427 |
| Participant contributions at beginning of year | 2022-01-01 | $15,934,830 |
| Participant contributions at end of year | 2022-01-01 | $1,210,742 |
| Participant contributions at beginning of year | 2022-01-01 | $1,056,697 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2022-01-01 | $1,920,666 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-01-01 | $9,129 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-01-01 | $0 |
| Other income not declared elsewhere | 2022-01-01 | $2,708 |
| Administrative expenses (other) incurred | 2022-01-01 | $122,491 |
| Liabilities. Value of operating payables at end of year | 2022-01-01 | $45,812 |
| Liabilities. Value of operating payables at beginning of year | 2022-01-01 | $44,883 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2022-01-01 | No |
| Value of net income/loss | 2022-01-01 | $-172,891,992 |
| Value of net assets at end of year (total assets less liabilities) | 2022-01-01 | $931,161,745 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-01-01 | $1,104,053,737 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2022-01-01 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2022-01-01 | No |
| Were any leases to which the plan was party in default or uncollectible | 2022-01-01 | No |
| Investment advisory and management fees | 2022-01-01 | $164,449 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2022-01-01 | $590,925,992 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2022-01-01 | $774,161,476 |
| Interest on participant loans | 2022-01-01 | $950,309 |
| Value of interest in common/collective trusts at end of year | 2022-01-01 | $65,567,979 |
| Value of interest in common/collective trusts at beginning of year | 2022-01-01 | $49,525,081 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2022-01-01 | $-164,628,058 |
| Net investment gain or loss from common/collective trusts | 2022-01-01 | $1,053,274 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2022-01-01 | No |
| Was there a failure to transmit to the plan any participant contributions | 2022-01-01 | No |
| Has the plan failed to provide any benefit when due under the plan | 2022-01-01 | No |
| Assets. Invements in employer securities at end of year | 2022-01-01 | $250,331,115 |
| Assets. Invements in employer securities at beginning of year | 2022-01-01 | $256,722,495 |
| Contributions received in cash from employer | 2022-01-01 | $22,456,182 |
| Employer contributions (assets) at end of year | 2022-01-01 | $7,248,173 |
| Employer contributions (assets) at beginning of year | 2022-01-01 | $6,698,041 |
| Income. Dividends from common stock | 2022-01-01 | $6,442,704 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2022-01-01 | $103,413,857 |
| Did the plan have assets held for investment | 2022-01-01 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2022-01-01 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2022-01-01 | No |
| Opinion of an independent qualified public accountant for this plan | 2022-01-01 | 1 |
| Accountancy firm name | 2022-01-01 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2022-01-01 | 752393478 |
| 2021 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2021 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2021-12-31 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $44,883 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $47,374 |
| Total income from all sources (including contributions) | 2021-12-31 | $189,341,318 |
| Total loss/gain on sale of assets | 2021-12-31 | $0 |
| Total of all expenses incurred | 2021-12-31 | $115,816,421 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2021-12-31 | $115,328,956 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2021-12-31 | $53,897,605 |
| Value of total assets at end of year | 2021-12-31 | $1,104,098,620 |
| Value of total assets at beginning of year | 2021-12-31 | $1,030,576,214 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2021-12-31 | $487,465 |
| Total interest from all sources | 2021-12-31 | $1,078,152 |
| Total dividends received (eg from common stock, registered investment company shares) | 2021-12-31 | $61,818,431 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2021-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2021-12-31 | $55,304,767 |
| Was this plan covered by a fidelity bond | 2021-12-31 | Yes |
| Value of fidelity bond cover | 2021-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2021-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2021-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2021-12-31 | No |
| Contributions received from participants | 2021-12-31 | $30,874,335 |
| Participant contributions at end of year | 2021-12-31 | $15,934,830 |
| Participant contributions at beginning of year | 2021-12-31 | $17,293,754 |
| Participant contributions at end of year | 2021-12-31 | $1,056,697 |
| Participant contributions at beginning of year | 2021-12-31 | $966,444 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2021-12-31 | $1,972,719 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2021-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2021-12-31 | $0 |
| Other income not declared elsewhere | 2021-12-31 | $22 |
| Administrative expenses (other) incurred | 2021-12-31 | $273,178 |
| Liabilities. Value of operating payables at end of year | 2021-12-31 | $44,883 |
| Liabilities. Value of operating payables at beginning of year | 2021-12-31 | $47,374 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2021-12-31 | No |
| Value of net income/loss | 2021-12-31 | $73,524,897 |
| Value of net assets at end of year (total assets less liabilities) | 2021-12-31 | $1,104,053,737 |
| Value of net assets at beginning of year (total assets less liabilities) | 2021-12-31 | $1,030,528,840 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2021-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2021-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2021-12-31 | No |
| Investment advisory and management fees | 2021-12-31 | $214,287 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2021-12-31 | $774,161,476 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2021-12-31 | $698,861,241 |
| Interest on participant loans | 2021-12-31 | $1,078,152 |
| Value of interest in common/collective trusts at end of year | 2021-12-31 | $49,525,081 |
| Value of interest in common/collective trusts at beginning of year | 2021-12-31 | $48,501,156 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2021-12-31 | $71,654,295 |
| Net investment gain or loss from common/collective trusts | 2021-12-31 | $892,813 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2021-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2021-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2021-12-31 | No |
| Assets. Invements in employer securities at end of year | 2021-12-31 | $256,722,495 |
| Assets. Invements in employer securities at beginning of year | 2021-12-31 | $258,933,500 |
| Contributions received in cash from employer | 2021-12-31 | $21,050,551 |
| Employer contributions (assets) at end of year | 2021-12-31 | $6,698,041 |
| Employer contributions (assets) at beginning of year | 2021-12-31 | $6,020,119 |
| Income. Dividends from common stock | 2021-12-31 | $6,513,664 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2021-12-31 | $115,328,956 |
| Did the plan have assets held for investment | 2021-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2021-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2021-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2021-12-31 | Unqualified |
| Accountancy firm name | 2021-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2021-12-31 | 752393478 |
| 2020 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2020 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2020-12-31 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $47,374 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $50,892 |
| Total income from all sources (including contributions) | 2020-12-31 | $139,698,092 |
| Total loss/gain on sale of assets | 2020-12-31 | $0 |
| Total of all expenses incurred | 2020-12-31 | $100,002,985 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2020-12-31 | $99,567,737 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2020-12-31 | $51,539,834 |
| Value of total assets at end of year | 2020-12-31 | $1,030,576,214 |
| Value of total assets at beginning of year | 2020-12-31 | $990,884,625 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2020-12-31 | $435,248 |
| Total interest from all sources | 2020-12-31 | $1,119,982 |
| Total dividends received (eg from common stock, registered investment company shares) | 2020-12-31 | $39,201,742 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2020-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2020-12-31 | $32,516,730 |
| Was this plan covered by a fidelity bond | 2020-12-31 | Yes |
| Value of fidelity bond cover | 2020-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2020-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2020-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2020-12-31 | No |
| Contributions received from participants | 2020-12-31 | $30,211,694 |
| Participant contributions at end of year | 2020-12-31 | $17,293,754 |
| Participant contributions at beginning of year | 2020-12-31 | $17,571,378 |
| Participant contributions at end of year | 2020-12-31 | $966,444 |
| Participant contributions at beginning of year | 2020-12-31 | $0 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2020-12-31 | $1,615,510 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2020-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2020-12-31 | $49,587 |
| Other income not declared elsewhere | 2020-12-31 | $1,480 |
| Administrative expenses (other) incurred | 2020-12-31 | $264,044 |
| Liabilities. Value of operating payables at end of year | 2020-12-31 | $47,374 |
| Liabilities. Value of operating payables at beginning of year | 2020-12-31 | $50,892 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2020-12-31 | No |
| Value of net income/loss | 2020-12-31 | $39,695,107 |
| Value of net assets at end of year (total assets less liabilities) | 2020-12-31 | $1,030,528,840 |
| Value of net assets at beginning of year (total assets less liabilities) | 2020-12-31 | $990,833,733 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2020-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2020-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2020-12-31 | No |
| Investment advisory and management fees | 2020-12-31 | $171,204 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2020-12-31 | $698,861,241 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2020-12-31 | $594,494,517 |
| Interest on participant loans | 2020-12-31 | $1,119,982 |
| Value of interest in common/collective trusts at end of year | 2020-12-31 | $48,501,156 |
| Value of interest in common/collective trusts at beginning of year | 2020-12-31 | $38,717,466 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2020-12-31 | $46,864,501 |
| Net investment gain or loss from common/collective trusts | 2020-12-31 | $970,553 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2020-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2020-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2020-12-31 | No |
| Assets. Invements in employer securities at end of year | 2020-12-31 | $258,933,500 |
| Assets. Invements in employer securities at beginning of year | 2020-12-31 | $340,051,677 |
| Contributions received in cash from employer | 2020-12-31 | $19,712,630 |
| Employer contributions (assets) at end of year | 2020-12-31 | $6,020,119 |
| Employer contributions (assets) at beginning of year | 2020-12-31 | $0 |
| Income. Dividends from common stock | 2020-12-31 | $6,685,012 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2020-12-31 | $99,567,737 |
| Did the plan have assets held for investment | 2020-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2020-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2020-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2020-12-31 | Unqualified |
| Accountancy firm name | 2020-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2020-12-31 | 752393478 |
| 2019 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2019 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2019-12-31 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $50,892 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $47,051 |
| Total income from all sources (including contributions) | 2019-12-31 | $237,878,679 |
| Total loss/gain on sale of assets | 2019-12-31 | $0 |
| Total of all expenses incurred | 2019-12-31 | $96,996,368 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2019-12-31 | $96,492,977 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2019-12-31 | $47,481,147 |
| Value of total assets at end of year | 2019-12-31 | $990,884,625 |
| Value of total assets at beginning of year | 2019-12-31 | $849,998,473 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2019-12-31 | $503,391 |
| Total interest from all sources | 2019-12-31 | $1,103,729 |
| Total dividends received (eg from common stock, registered investment company shares) | 2019-12-31 | $34,237,057 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2019-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2019-12-31 | $27,334,571 |
| Was this plan covered by a fidelity bond | 2019-12-31 | Yes |
| Value of fidelity bond cover | 2019-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2019-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2019-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2019-12-31 | No |
| Contributions received from participants | 2019-12-31 | $28,290,984 |
| Participant contributions at end of year | 2019-12-31 | $17,571,378 |
| Participant contributions at beginning of year | 2019-12-31 | $15,659,188 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2019-12-31 | $1,476,521 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2019-12-31 | $49,587 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2019-12-31 | $0 |
| Other income not declared elsewhere | 2019-12-31 | $9,818 |
| Administrative expenses (other) incurred | 2019-12-31 | $372,857 |
| Liabilities. Value of operating payables at end of year | 2019-12-31 | $50,892 |
| Liabilities. Value of operating payables at beginning of year | 2019-12-31 | $47,051 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2019-12-31 | No |
| Value of net income/loss | 2019-12-31 | $140,882,311 |
| Value of net assets at end of year (total assets less liabilities) | 2019-12-31 | $990,833,733 |
| Value of net assets at beginning of year (total assets less liabilities) | 2019-12-31 | $849,951,422 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2019-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2019-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2019-12-31 | No |
| Investment advisory and management fees | 2019-12-31 | $130,534 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2019-12-31 | $594,494,517 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2019-12-31 | $473,782,926 |
| Interest on participant loans | 2019-12-31 | $1,103,729 |
| Value of interest in common/collective trusts at end of year | 2019-12-31 | $38,717,466 |
| Value of interest in common/collective trusts at beginning of year | 2019-12-31 | $40,765,492 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2019-12-31 | $154,143,761 |
| Net investment gain or loss from common/collective trusts | 2019-12-31 | $903,167 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2019-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2019-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2019-12-31 | No |
| Assets. Invements in employer securities at end of year | 2019-12-31 | $340,051,677 |
| Assets. Invements in employer securities at beginning of year | 2019-12-31 | $319,790,867 |
| Contributions received in cash from employer | 2019-12-31 | $17,713,642 |
| Income. Dividends from common stock | 2019-12-31 | $6,902,486 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2019-12-31 | $96,492,977 |
| Did the plan have assets held for investment | 2019-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2019-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2019-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2019-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2019-12-31 | Unqualified |
| Accountancy firm name | 2019-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2019-12-31 | 752393478 |
| 2018 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2018 401k financial data |
|---|
| Total unrealized appreciation/depreciation of assets | 2018-12-31 | $0 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $47,051 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $51,241 |
| Total income from all sources (including contributions) | 2018-12-31 | $53,664,731 |
| Total loss/gain on sale of assets | 2018-12-31 | $0 |
| Total of all expenses incurred | 2018-12-31 | $65,448,143 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2018-12-31 | $64,991,374 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2018-12-31 | $44,123,471 |
| Value of total assets at end of year | 2018-12-31 | $849,998,473 |
| Value of total assets at beginning of year | 2018-12-31 | $861,786,075 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2018-12-31 | $456,769 |
| Total interest from all sources | 2018-12-31 | $906,817 |
| Total dividends received (eg from common stock, registered investment company shares) | 2018-12-31 | $39,119,810 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2018-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2018-12-31 | $32,024,361 |
| Was this plan covered by a fidelity bond | 2018-12-31 | Yes |
| Value of fidelity bond cover | 2018-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2018-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2018-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2018-12-31 | No |
| Contributions received from participants | 2018-12-31 | $26,528,379 |
| Participant contributions at end of year | 2018-12-31 | $15,659,188 |
| Participant contributions at beginning of year | 2018-12-31 | $15,590,198 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2018-12-31 | $1,101,084 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2018-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2018-12-31 | $0 |
| Other income not declared elsewhere | 2018-12-31 | $12,903 |
| Administrative expenses (other) incurred | 2018-12-31 | $277,837 |
| Liabilities. Value of operating payables at end of year | 2018-12-31 | $47,051 |
| Liabilities. Value of operating payables at beginning of year | 2018-12-31 | $51,241 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2018-12-31 | No |
| Income. Non cash contributions | 2018-12-31 | $733,212 |
| Value of net income/loss | 2018-12-31 | $-11,783,412 |
| Value of net assets at end of year (total assets less liabilities) | 2018-12-31 | $849,951,422 |
| Value of net assets at beginning of year (total assets less liabilities) | 2018-12-31 | $861,734,834 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2018-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2018-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2018-12-31 | No |
| Investment advisory and management fees | 2018-12-31 | $178,932 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2018-12-31 | $473,782,926 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2018-12-31 | $487,477,762 |
| Interest on participant loans | 2018-12-31 | $906,817 |
| Value of interest in common/collective trusts at end of year | 2018-12-31 | $40,765,492 |
| Value of interest in common/collective trusts at beginning of year | 2018-12-31 | $32,833,313 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2018-12-31 | $-31,227,335 |
| Net investment gain or loss from common/collective trusts | 2018-12-31 | $729,065 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2018-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2018-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2018-12-31 | No |
| Assets. Invements in employer securities at end of year | 2018-12-31 | $319,790,867 |
| Assets. Invements in employer securities at beginning of year | 2018-12-31 | $325,884,802 |
| Contributions received in cash from employer | 2018-12-31 | $15,760,796 |
| Income. Dividends from common stock | 2018-12-31 | $7,095,449 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2018-12-31 | $64,991,374 |
| Did the plan have assets held for investment | 2018-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2018-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2018-12-31 | No |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2018-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2018-12-31 | Unqualified |
| Accountancy firm name | 2018-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2018-12-31 | 752393478 |
| 2017 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2017 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2017-12-31 | $43,258,376 |
| Total unrealized appreciation/depreciation of assets | 2017-12-31 | $43,258,376 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $51,241 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $0 |
| Total income from all sources (including contributions) | 2017-12-31 | $179,441,965 |
| Total loss/gain on sale of assets | 2017-12-31 | $4,867,695 |
| Total of all expenses incurred | 2017-12-31 | $74,983,691 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2017-12-31 | $74,758,762 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2017-12-31 | $41,417,181 |
| Value of total assets at end of year | 2017-12-31 | $861,786,075 |
| Value of total assets at beginning of year | 2017-12-31 | $757,276,560 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2017-12-31 | $224,929 |
| Total interest from all sources | 2017-12-31 | $873,306 |
| Total dividends received (eg from common stock, registered investment company shares) | 2017-12-31 | $33,959,644 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2017-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2017-12-31 | $26,669,803 |
| Administrative expenses professional fees incurred | 2017-12-31 | $51,003 |
| Was this plan covered by a fidelity bond | 2017-12-31 | Yes |
| Value of fidelity bond cover | 2017-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2017-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2017-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2017-12-31 | No |
| Contributions received from participants | 2017-12-31 | $24,784,177 |
| Participant contributions at end of year | 2017-12-31 | $15,590,198 |
| Participant contributions at beginning of year | 2017-12-31 | $17,177,640 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2017-12-31 | $1,297,567 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2017-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2017-12-31 | $101,424 |
| Other income not declared elsewhere | 2017-12-31 | $677,404 |
| Administrative expenses (other) incurred | 2017-12-31 | $173,926 |
| Liabilities. Value of operating payables at end of year | 2017-12-31 | $51,241 |
| Liabilities. Value of operating payables at beginning of year | 2017-12-31 | $0 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2017-12-31 | No |
| Income. Non cash contributions | 2017-12-31 | $3,869,687 |
| Value of net income/loss | 2017-12-31 | $104,458,274 |
| Value of net assets at end of year (total assets less liabilities) | 2017-12-31 | $861,734,834 |
| Value of net assets at beginning of year (total assets less liabilities) | 2017-12-31 | $757,276,560 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2017-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2017-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2017-12-31 | No |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2017-12-31 | $487,477,762 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2017-12-31 | $386,438,616 |
| Interest on participant loans | 2017-12-31 | $873,306 |
| Value of interest in common/collective trusts at end of year | 2017-12-31 | $32,833,313 |
| Value of interest in common/collective trusts at beginning of year | 2017-12-31 | $35,694,055 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2017-12-31 | $53,739,002 |
| Net investment gain or loss from common/collective trusts | 2017-12-31 | $649,357 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2017-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2017-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2017-12-31 | No |
| Assets. Invements in employer securities at end of year | 2017-12-31 | $325,884,802 |
| Assets. Invements in employer securities at beginning of year | 2017-12-31 | $317,864,825 |
| Contributions received in cash from employer | 2017-12-31 | $11,465,750 |
| Income. Dividends from common stock | 2017-12-31 | $7,289,841 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2017-12-31 | $74,758,762 |
| Did the plan have assets held for investment | 2017-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2017-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2017-12-31 | No |
| Aggregate proceeds on sale of assets | 2017-12-31 | $4,867,695 |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2017-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2017-12-31 | Unqualified |
| Accountancy firm name | 2017-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2017-12-31 | 752393478 |
| 2016 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2016 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2016-12-31 | $43,195,114 |
| Total unrealized appreciation/depreciation of assets | 2016-12-31 | $43,195,114 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $0 |
| Total income from all sources (including contributions) | 2016-12-31 | $128,362,532 |
| Total loss/gain on sale of assets | 2016-12-31 | $5,513,667 |
| Total of all expenses incurred | 2016-12-31 | $53,455,737 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2016-12-31 | $53,235,970 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2016-12-31 | $41,192,880 |
| Value of total assets at end of year | 2016-12-31 | $757,276,560 |
| Value of total assets at beginning of year | 2016-12-31 | $682,369,765 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2016-12-31 | $219,767 |
| Total interest from all sources | 2016-12-31 | $1,035,183 |
| Total dividends received (eg from common stock, registered investment company shares) | 2016-12-31 | $23,128,590 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2016-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2016-12-31 | $15,689,700 |
| Administrative expenses professional fees incurred | 2016-12-31 | $21,834 |
| Was this plan covered by a fidelity bond | 2016-12-31 | Yes |
| Value of fidelity bond cover | 2016-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2016-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2016-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2016-12-31 | No |
| Contributions received from participants | 2016-12-31 | $24,596,989 |
| Participant contributions at end of year | 2016-12-31 | $17,177,640 |
| Participant contributions at beginning of year | 2016-12-31 | $21,195,978 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2016-12-31 | $1,221,504 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2016-12-31 | $101,424 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2016-12-31 | $25,306,664 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2016-12-31 | No |
| Income. Non cash contributions | 2016-12-31 | $12,333,758 |
| Value of net income/loss | 2016-12-31 | $74,906,795 |
| Value of net assets at end of year (total assets less liabilities) | 2016-12-31 | $757,276,560 |
| Value of net assets at beginning of year (total assets less liabilities) | 2016-12-31 | $682,369,765 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2016-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2016-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2016-12-31 | No |
| Investment advisory and management fees | 2016-12-31 | $197,933 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2016-12-31 | $386,438,616 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2016-12-31 | $327,947,297 |
| Interest on participant loans | 2016-12-31 | $1,035,183 |
| Value of interest in common/collective trusts at end of year | 2016-12-31 | $35,694,055 |
| Value of interest in common/collective trusts at beginning of year | 2016-12-31 | $31,441,231 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2016-12-31 | $13,644,355 |
| Net investment gain or loss from common/collective trusts | 2016-12-31 | $652,743 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2016-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2016-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2016-12-31 | No |
| Assets. Invements in employer securities at end of year | 2016-12-31 | $317,864,825 |
| Assets. Invements in employer securities at beginning of year | 2016-12-31 | $276,478,595 |
| Contributions received in cash from employer | 2016-12-31 | $3,040,629 |
| Income. Dividends from common stock | 2016-12-31 | $7,438,890 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2016-12-31 | $53,235,970 |
| Did the plan have assets held for investment | 2016-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2016-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2016-12-31 | No |
| Aggregate proceeds on sale of assets | 2016-12-31 | $5,513,667 |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2016-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2016-12-31 | Unqualified |
| Accountancy firm name | 2016-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2016-12-31 | 752393478 |
| 2015 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2015 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2015-12-31 | $31,827,780 |
| Total unrealized appreciation/depreciation of assets | 2015-12-31 | $31,827,780 |
| Total transfer of assets to this plan | 2015-12-31 | $25,146,700 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $0 |
| Total income from all sources (including contributions) | 2015-12-31 | $79,224,758 |
| Total loss/gain on sale of assets | 2015-12-31 | $522,502 |
| Total of all expenses incurred | 2015-12-31 | $47,571,701 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2015-12-31 | $47,397,562 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2015-12-31 | $37,008,405 |
| Value of total assets at end of year | 2015-12-31 | $682,369,765 |
| Value of total assets at beginning of year | 2015-12-31 | $625,570,008 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2015-12-31 | $174,139 |
| Total interest from all sources | 2015-12-31 | $1,098,170 |
| Total dividends received (eg from common stock, registered investment company shares) | 2015-12-31 | $26,688,313 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2015-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2015-12-31 | $19,678,548 |
| Was this plan covered by a fidelity bond | 2015-12-31 | Yes |
| Value of fidelity bond cover | 2015-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2015-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2015-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2015-12-31 | No |
| Contributions received from participants | 2015-12-31 | $22,346,808 |
| Participant contributions at end of year | 2015-12-31 | $21,195,978 |
| Participant contributions at beginning of year | 2015-12-31 | $20,208,647 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2015-12-31 | $909,296 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2015-12-31 | $25,306,664 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2015-12-31 | $326,279 |
| Administrative expenses (other) incurred | 2015-12-31 | $174,139 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2015-12-31 | No |
| Income. Non cash contributions | 2015-12-31 | $11,647,460 |
| Value of net income/loss | 2015-12-31 | $31,653,057 |
| Value of net assets at end of year (total assets less liabilities) | 2015-12-31 | $682,369,765 |
| Value of net assets at beginning of year (total assets less liabilities) | 2015-12-31 | $625,570,008 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2015-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2015-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2015-12-31 | No |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2015-12-31 | $327,947,297 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2015-12-31 | $334,538,206 |
| Interest on participant loans | 2015-12-31 | $1,098,170 |
| Value of interest in common/collective trusts at end of year | 2015-12-31 | $31,441,231 |
| Value of interest in common/collective trusts at beginning of year | 2015-12-31 | $22,308,854 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2015-12-31 | $-18,127,257 |
| Net investment gain or loss from common/collective trusts | 2015-12-31 | $206,845 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2015-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2015-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2015-12-31 | No |
| Assets. Invements in employer securities at end of year | 2015-12-31 | $276,478,595 |
| Assets. Invements in employer securities at beginning of year | 2015-12-31 | $247,968,285 |
| Contributions received in cash from employer | 2015-12-31 | $2,104,841 |
| Income. Dividends from common stock | 2015-12-31 | $7,009,765 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2015-12-31 | $47,397,562 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2015-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2015-12-31 | $219,737 |
| Did the plan have assets held for investment | 2015-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2015-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2015-12-31 | No |
| Aggregate proceeds on sale of assets | 2015-12-31 | $522,502 |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2015-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2015-12-31 | Unqualified |
| Accountancy firm name | 2015-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2015-12-31 | 752393478 |
| 2014 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2014 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2014-12-31 | $43,793,221 |
| Total unrealized appreciation/depreciation of assets | 2014-12-31 | $43,793,221 |
| Total transfer of assets to this plan | 2014-12-31 | $13,526,781 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $0 |
| Total income from all sources (including contributions) | 2014-12-31 | $106,821,212 |
| Total loss/gain on sale of assets | 2014-12-31 | $2,358,340 |
| Total of all expenses incurred | 2014-12-31 | $37,162,191 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2014-12-31 | $36,945,215 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2014-12-31 | $34,135,004 |
| Value of total assets at end of year | 2014-12-31 | $625,570,008 |
| Value of total assets at beginning of year | 2014-12-31 | $542,384,206 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2014-12-31 | $216,976 |
| Total interest from all sources | 2014-12-31 | $1,001,280 |
| Total dividends received (eg from common stock, registered investment company shares) | 2014-12-31 | $27,419,522 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2014-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2014-12-31 | $20,732,820 |
| Was this plan covered by a fidelity bond | 2014-12-31 | Yes |
| Value of fidelity bond cover | 2014-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2014-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2014-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2014-12-31 | No |
| Contributions received from participants | 2014-12-31 | $20,845,844 |
| Participant contributions at end of year | 2014-12-31 | $20,208,647 |
| Participant contributions at beginning of year | 2014-12-31 | $18,331,798 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2014-12-31 | $544,900 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2014-12-31 | $326,279 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2014-12-31 | $41,467 |
| Administrative expenses (other) incurred | 2014-12-31 | $216,976 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2014-12-31 | No |
| Income. Non cash contributions | 2014-12-31 | $10,993,607 |
| Value of net income/loss | 2014-12-31 | $69,659,021 |
| Value of net assets at end of year (total assets less liabilities) | 2014-12-31 | $625,570,008 |
| Value of net assets at beginning of year (total assets less liabilities) | 2014-12-31 | $542,384,206 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2014-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2014-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2014-12-31 | No |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2014-12-31 | $334,538,206 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2014-12-31 | $301,907,503 |
| Interest on participant loans | 2014-12-31 | $1,001,280 |
| Value of interest in common/collective trusts at end of year | 2014-12-31 | $22,308,854 |
| Value of interest in common/collective trusts at beginning of year | 2014-12-31 | $19,119,872 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2014-12-31 | $-2,354,095 |
| Net investment gain or loss from common/collective trusts | 2014-12-31 | $467,940 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2014-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2014-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2014-12-31 | No |
| Assets. Invements in employer securities at end of year | 2014-12-31 | $247,968,285 |
| Assets. Invements in employer securities at beginning of year | 2014-12-31 | $202,827,448 |
| Contributions received in cash from employer | 2014-12-31 | $1,750,653 |
| Income. Dividends from common stock | 2014-12-31 | $6,686,702 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2014-12-31 | $36,945,215 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2014-12-31 | $219,737 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2014-12-31 | $156,118 |
| Did the plan have assets held for investment | 2014-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2014-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2014-12-31 | No |
| Aggregate proceeds on sale of assets | 2014-12-31 | $2,358,340 |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2014-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2014-12-31 | Unqualified |
| Accountancy firm name | 2014-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2014-12-31 | 752393478 |
| 2013 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2013 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2013-12-31 | $42,382,235 |
| Total unrealized appreciation/depreciation of assets | 2013-12-31 | $42,382,235 |
| Total transfer of assets to this plan | 2013-12-31 | $27,282 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $0 |
| Total income from all sources (including contributions) | 2013-12-31 | $142,246,992 |
| Total loss/gain on sale of assets | 2013-12-31 | $3,526,041 |
| Total of all expenses incurred | 2013-12-31 | $30,705,357 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2013-12-31 | $30,487,747 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2013-12-31 | $32,094,249 |
| Value of total assets at end of year | 2013-12-31 | $542,384,206 |
| Value of total assets at beginning of year | 2013-12-31 | $430,815,289 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2013-12-31 | $217,610 |
| Total interest from all sources | 2013-12-31 | $1,010,887 |
| Total dividends received (eg from common stock, registered investment company shares) | 2013-12-31 | $17,958,246 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2013-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2013-12-31 | $11,694,041 |
| Was this plan covered by a fidelity bond | 2013-12-31 | Yes |
| Value of fidelity bond cover | 2013-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2013-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2013-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2013-12-31 | No |
| Contributions received from participants | 2013-12-31 | $19,525,427 |
| Participant contributions at end of year | 2013-12-31 | $18,331,798 |
| Participant contributions at beginning of year | 2013-12-31 | $17,816,117 |
| Participant contributions at end of year | 2013-12-31 | $0 |
| Participant contributions at beginning of year | 2013-12-31 | $683,662 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2013-12-31 | $1,099,144 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2013-12-31 | $41,467 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2013-12-31 | $126,746 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2013-12-31 | No |
| Value of net income/loss | 2013-12-31 | $111,541,635 |
| Value of net assets at end of year (total assets less liabilities) | 2013-12-31 | $542,384,206 |
| Value of net assets at beginning of year (total assets less liabilities) | 2013-12-31 | $430,815,289 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2013-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2013-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2013-12-31 | No |
| Investment advisory and management fees | 2013-12-31 | $166,044 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2013-12-31 | $301,907,503 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2013-12-31 | $236,828,146 |
| Interest on participant loans | 2013-12-31 | $1,010,887 |
| Value of interest in common/collective trusts at end of year | 2013-12-31 | $19,119,872 |
| Value of interest in common/collective trusts at beginning of year | 2013-12-31 | $19,032,669 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2013-12-31 | $45,388,965 |
| Net investment gain or loss from common/collective trusts | 2013-12-31 | $-113,631 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2013-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2013-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2013-12-31 | No |
| Assets. Invements in employer securities at end of year | 2013-12-31 | $202,827,448 |
| Assets. Invements in employer securities at beginning of year | 2013-12-31 | $155,061,013 |
| Contributions received in cash from employer | 2013-12-31 | $11,469,678 |
| Employer contributions (assets) at end of year | 2013-12-31 | $0 |
| Employer contributions (assets) at beginning of year | 2013-12-31 | $1,097,071 |
| Income. Dividends from common stock | 2013-12-31 | $6,264,205 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2013-12-31 | $30,487,747 |
| Contract administrator fees | 2013-12-31 | $51,566 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2013-12-31 | $156,118 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2013-12-31 | $169,865 |
| Did the plan have assets held for investment | 2013-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2013-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2013-12-31 | No |
| Aggregate proceeds on sale of assets | 2013-12-31 | $3,526,041 |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2013-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2013-12-31 | Unqualified |
| Accountancy firm name | 2013-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2013-12-31 | 752393478 |
| 2012 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2012 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2012-12-31 | $7,198,941 |
| Total unrealized appreciation/depreciation of assets | 2012-12-31 | $7,198,941 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $0 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $0 |
| Total income from all sources (including contributions) | 2012-12-31 | $77,390,611 |
| Total loss/gain on sale of assets | 2012-12-31 | $696,782 |
| Total of all expenses incurred | 2012-12-31 | $31,649,569 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2012-12-31 | $31,429,814 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2012-12-31 | $30,636,726 |
| Value of total assets at end of year | 2012-12-31 | $430,815,289 |
| Value of total assets at beginning of year | 2012-12-31 | $385,074,247 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2012-12-31 | $219,755 |
| Total interest from all sources | 2012-12-31 | $901,081 |
| Total dividends received (eg from common stock, registered investment company shares) | 2012-12-31 | $13,730,277 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2012-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2012-12-31 | $7,664,294 |
| Was this plan covered by a fidelity bond | 2012-12-31 | Yes |
| Value of fidelity bond cover | 2012-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2012-12-31 | No |
| Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities | 2012-12-31 | $0 |
| Were there any nonexempt tranactions with any party-in-interest | 2012-12-31 | No |
| Contributions received from participants | 2012-12-31 | $19,225,675 |
| Participant contributions at end of year | 2012-12-31 | $17,816,117 |
| Participant contributions at beginning of year | 2012-12-31 | $16,450,864 |
| Participant contributions at end of year | 2012-12-31 | $683,662 |
| Participant contributions at beginning of year | 2012-12-31 | $659,783 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2012-12-31 | $347,962 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2012-12-31 | $126,746 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2012-12-31 | $24,236 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2012-12-31 | No |
| Income. Non cash contributions | 2012-12-31 | $10,327,501 |
| Value of net income/loss | 2012-12-31 | $45,741,042 |
| Value of net assets at end of year (total assets less liabilities) | 2012-12-31 | $430,815,289 |
| Value of net assets at beginning of year (total assets less liabilities) | 2012-12-31 | $385,074,247 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2012-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2012-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2012-12-31 | No |
| Investment advisory and management fees | 2012-12-31 | $169,360 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2012-12-31 | $236,828,146 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2012-12-31 | $205,167,760 |
| Interest on participant loans | 2012-12-31 | $901,081 |
| Value of interest in common/collective trusts at end of year | 2012-12-31 | $19,032,669 |
| Value of interest in common/collective trusts at beginning of year | 2012-12-31 | $18,512,900 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2012-12-31 | $23,704,007 |
| Net investment gain or loss from common/collective trusts | 2012-12-31 | $522,797 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2012-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2012-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2012-12-31 | No |
| Assets. Invements in employer securities at end of year | 2012-12-31 | $155,061,013 |
| Assets. Invements in employer securities at beginning of year | 2012-12-31 | $143,239,468 |
| Contributions received in cash from employer | 2012-12-31 | $735,588 |
| Employer contributions (assets) at end of year | 2012-12-31 | $1,097,071 |
| Employer contributions (assets) at beginning of year | 2012-12-31 | $785,394 |
| Income. Dividends from common stock | 2012-12-31 | $6,065,983 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2012-12-31 | $31,429,814 |
| Contract administrator fees | 2012-12-31 | $50,395 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2012-12-31 | $169,865 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2012-12-31 | $233,842 |
| Did the plan have assets held for investment | 2012-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2012-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2012-12-31 | No |
| Aggregate proceeds on sale of assets | 2012-12-31 | $696,782 |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2012-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2012-12-31 | Unqualified |
| Accountancy firm name | 2012-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2012-12-31 | 752393478 |
| 2011 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2011 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2011-12-31 | $8,016,156 |
| Total unrealized appreciation/depreciation of assets | 2011-12-31 | $8,016,156 |
| Total transfer of assets to this plan | 2011-12-31 | $75,592 |
| Total income from all sources (including contributions) | 2011-12-31 | $43,484,869 |
| Total loss/gain on sale of assets | 2011-12-31 | $621,310 |
| Total of all expenses incurred | 2011-12-31 | $17,347,160 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2011-12-31 | $17,124,635 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2011-12-31 | $29,683,310 |
| Value of total assets at end of year | 2011-12-31 | $385,074,247 |
| Value of total assets at beginning of year | 2011-12-31 | $358,860,946 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2011-12-31 | $222,525 |
| Total interest from all sources | 2011-12-31 | $891,214 |
| Total dividends received (eg from common stock, registered investment company shares) | 2011-12-31 | $12,513,677 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2011-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2011-12-31 | $6,889,089 |
| Was this plan covered by a fidelity bond | 2011-12-31 | Yes |
| Value of fidelity bond cover | 2011-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2011-12-31 | No |
| Were there any nonexempt tranactions with any party-in-interest | 2011-12-31 | No |
| Contributions received from participants | 2011-12-31 | $18,738,554 |
| Participant contributions at end of year | 2011-12-31 | $16,450,864 |
| Participant contributions at beginning of year | 2011-12-31 | $15,161,034 |
| Participant contributions at end of year | 2011-12-31 | $659,783 |
| Participant contributions at beginning of year | 2011-12-31 | $643,005 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2011-12-31 | $431,015 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2011-12-31 | $24,236 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2011-12-31 | $35,495 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2011-12-31 | No |
| Income. Non cash contributions | 2011-12-31 | $10,117,952 |
| Value of net income/loss | 2011-12-31 | $26,137,709 |
| Value of net assets at end of year (total assets less liabilities) | 2011-12-31 | $385,074,247 |
| Value of net assets at beginning of year (total assets less liabilities) | 2011-12-31 | $358,860,946 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2011-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2011-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2011-12-31 | No |
| Investment advisory and management fees | 2011-12-31 | $167,124 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2011-12-31 | $205,167,760 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2011-12-31 | $201,397,241 |
| Interest on participant loans | 2011-12-31 | $891,214 |
| Value of interest in common/collective trusts at end of year | 2011-12-31 | $18,512,900 |
| Value of interest in common/collective trusts at beginning of year | 2011-12-31 | $16,287,783 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2011-12-31 | $-8,807,389 |
| Net investment gain or loss from common/collective trusts | 2011-12-31 | $566,591 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2011-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2011-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2011-12-31 | No |
| Assets. Invements in employer securities at end of year | 2011-12-31 | $143,239,468 |
| Assets. Invements in employer securities at beginning of year | 2011-12-31 | $124,555,479 |
| Contributions received in cash from employer | 2011-12-31 | $395,789 |
| Employer contributions (assets) at end of year | 2011-12-31 | $785,394 |
| Employer contributions (assets) at beginning of year | 2011-12-31 | $382,617 |
| Income. Dividends from common stock | 2011-12-31 | $5,624,588 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2011-12-31 | $17,124,635 |
| Contract administrator fees | 2011-12-31 | $55,401 |
| Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3 | 2011-12-31 | No |
| Assets. Corporate common stocks other than exployer securities at end of year | 2011-12-31 | $233,842 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2011-12-31 | $398,292 |
| Did the plan have assets held for investment | 2011-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2011-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2011-12-31 | No |
| Aggregate proceeds on sale of assets | 2011-12-31 | $621,310 |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2011-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2011-12-31 | Unqualified |
| Accountancy firm name | 2011-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2011-12-31 | 752393478 |
| 2010 : ATMOS ENERGY CORPORATION RETIREMENT SAVINGS PLAN AND TRUST 2010 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2010-12-31 | $7,556,394 |
| Total unrealized appreciation/depreciation of assets | 2010-12-31 | $7,556,394 |
| Total transfer of assets to this plan | 2010-12-31 | $21,644 |
| Total income from all sources (including contributions) | 2010-12-31 | $68,585,375 |
| Total loss/gain on sale of assets | 2010-12-31 | $-82,313 |
| Total of all expenses incurred | 2010-12-31 | $17,744,036 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2010-12-31 | $17,528,557 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2010-12-31 | $28,240,144 |
| Value of total assets at end of year | 2010-12-31 | $358,860,946 |
| Value of total assets at beginning of year | 2010-12-31 | $307,997,963 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2010-12-31 | $215,479 |
| Total interest from all sources | 2010-12-31 | $903,380 |
| Total dividends received (eg from common stock, registered investment company shares) | 2010-12-31 | $9,035,412 |
| Has a resolution to terminate the plan been adopted during the plan year or any prior plan year | 2010-12-31 | No |
| Total dividends received from registered investment company shares (eg mutual funds) | 2010-12-31 | $3,817,732 |
| Was this plan covered by a fidelity bond | 2010-12-31 | Yes |
| Value of fidelity bond cover | 2010-12-31 | $1,000,000 |
| If this is an individual account plan, was there a blackout period | 2010-12-31 | No |
| Were there any nonexempt tranactions with any party-in-interest | 2010-12-31 | No |
| Contributions received from participants | 2010-12-31 | $17,921,320 |
| Participant contributions at end of year | 2010-12-31 | $15,161,034 |
| Participant contributions at beginning of year | 2010-12-31 | $13,525,874 |
| Participant contributions at end of year | 2010-12-31 | $643,005 |
| Participant contributions at beginning of year | 2010-12-31 | $603,098 |
| Income. Received or receivable in cash from other sources (including rollovers) | 2010-12-31 | $565,242 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2010-12-31 | $35,495 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2010-12-31 | $45,612 |
| Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser | 2010-12-31 | No |
| Value of net income/loss | 2010-12-31 | $50,841,339 |
| Value of net assets at end of year (total assets less liabilities) | 2010-12-31 | $358,860,946 |
| Value of net assets at beginning of year (total assets less liabilities) | 2010-12-31 | $307,997,963 |
| Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond) | 2010-12-31 | No |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2010-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2010-12-31 | No |
| Investment advisory and management fees | 2010-12-31 | $154,978 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2010-12-31 | $201,397,241 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2010-12-31 | $170,379,982 |
| Interest on participant loans | 2010-12-31 | $903,380 |
| Value of interest in common/collective trusts at end of year | 2010-12-31 | $16,287,783 |
| Value of interest in common/collective trusts at beginning of year | 2010-12-31 | $12,879,067 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2010-12-31 | $22,206,462 |
| Net investment gain or loss from common/collective trusts | 2010-12-31 | $725,896 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2010-12-31 | No |
| Was there a failure to transmit to the plan any participant contributions | 2010-12-31 | No |
| Has the plan failed to provide any benefit when due under the plan | 2010-12-31 | No |
| Assets. Invements in employer securities at end of year | 2010-12-31 | $124,555,479 |
| Assets. Invements in employer securities at beginning of year | 2010-12-31 | $109,842,000 |
| Contributions received in cash from employer | 2010-12-31 | $9,753,582 |
| Employer contributions (assets) at end of year | 2010-12-31 | $382,617 |
| Employer contributions (assets) at beginning of year | 2010-12-31 | $361,425 |
| Income. Dividends from common stock | 2010-12-31 | $5,217,680 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2010-12-31 | $17,528,557 |
| Contract administrator fees | 2010-12-31 | $60,501 |
| Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3 | 2010-12-31 | No |
| Assets. Corporate common stocks other than exployer securities at end of year | 2010-12-31 | $398,292 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2010-12-31 | $360,905 |
| Did the plan have assets held for investment | 2010-12-31 | Yes |
| Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser | 2010-12-31 | No |
| Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC | 2010-12-31 | No |
| Aggregate proceeds on sale of assets | 2010-12-31 | $11,260,699 |
| Aggregate carrying amount (costs) on sale of assets | 2010-12-31 | $11,343,012 |
| Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d) | 2010-12-31 | No |
| Opinion of an independent qualified public accountant for this plan | 2010-12-31 | Unqualified |
| Accountancy firm name | 2010-12-31 | WHITLEY PENN LLP |
| Accountancy firm EIN | 2010-12-31 | 752393478 |
