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v3.25.1

Segment Information | 6 Months Ended
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Mar. 31, 2025
Segment Reporting [Abstract] |
Segment Information | Segment Information We manage and review our consolidated operations through the following reportable segments: •The distribution segment is comprised of our regulated natural gas distribution and related sales operations in eight states. •The pipeline and storage segment is comprised primarily of the regulated pipeline and storage operations of our Atmos Pipeline-Texas division and our natural gas transmission operations in Louisiana. The accounting policies of the segments are the same as those described in the summary of significant accounting policies found in our Annual Report on Form 10-K for the fiscal year ended September 30, 2024. Income statements and capital expenditures for the three and six months ended March 31, 2025 and 2024 by segment are presented in the following tables:
| Three Months Ended March 31, 2025
| Distribution |  | Pipeline and Storage |  |  |  | Eliminations |  | Consolidated
| (In thousands)
Operating revenues from external parties | $ | 1,881,742 |  |  | $ | 68,760 |  |  |  |  | $ | — |  |  | $ | 1,950,502 |
Intersegment revenues | 786 |  |  | 190,239 |  |  |  |  | (191,025) |  |  | — |
Total operating revenues | 1,882,528 |  |  | 258,999 |  |  |  |  | (191,025) |  |  | 1,950,502 |
Purchased gas cost | 969,037 |  |  | 968 |  |  |  |  | (190,772) |  |  | 779,233 |
Operation and maintenance expense | 181,887 |  |  | 51,662 |  |  |  |  | (253) |  |  | 233,296 |
Depreciation and amortization expense | 134,546 |  |  | 48,204 |  |  |  |  | — |  |  | 182,750 |
Taxes, other than income | 113,340 |  |  | 12,944 |  |  |  |  | — |  |  | 126,284 |
Operating income | 483,718 |  |  | 145,221 |  |  |  |  | — |  |  | 628,939 |
Other non-operating income | 13,444 |  |  | 10,728 |  |  |  |  | — |  |  | 24,172 |
Interest charges | 30,087 |  |  | 19,927 |  |  |  |  | — |  |  | 50,014 |
Income before income taxes | 467,075 |  |  | 136,022 |  |  |  |  | — |  |  | 603,097 |
Income tax expense | 86,432 |  |  | 31,089 |  |  |  |  | — |  |  | 117,521 |
Net income | $ | 380,643 |  |  | $ | 104,933 |  |  |  |  | $ | — |  |  | $ | 485,576 |
Capital expenditures | $ | 594,853 |  |  | $ | 244,813 |  |  |  |  | $ | — |  |  | $ | 839,666 |
| Three Months Ended March 31, 2024
| Distribution |  | Pipeline and Storage |  | Eliminations |  | Consolidated
| (In thousands)
Operating revenues from external parties | $ | 1,588,394 |  |  | $ | 58,833 |  |  | $ | — |  |  | $ | 1,647,227 |
Intersegment revenues | 787 |  |  | 164,654 |  |  | (165,441) |  |  | — |
Total operating revenues | 1,589,181 |  |  | 223,487 |  |  | (165,441) |  |  | 1,647,227 |
Purchased gas cost | 788,643 |  |  | 840 |  |  | (165,188) |  |  | 624,295 |
Operation and maintenance expense | 154,956 |  |  | 45,196 |  |  | (253) |  |  | 199,899 |
Depreciation and amortization expense | 121,384 |  |  | 43,703 |  |  | — |  |  | 165,087 |
Taxes, other than income | 98,008 |  |  | 8,948 |  |  | — |  |  | 106,956 |
Operating income | 426,190 |  |  | 124,800 |  |  | — |  |  | 550,990 |
Other non-operating income | 9,359 |  |  | 7,328 |  |  | — |  |  | 16,687 |
Interest charges | 36,784 |  |  | 18,658 |  |  | — |  |  | 55,442 |
Income before income taxes | 398,765 |  |  | 113,470 |  |  | — |  |  | 512,235 |
Income tax expense | 56,073 |  |  | 24,139 |  |  | — |  |  | 80,212 |
Net income | $ | 342,692 |  |  | $ | 89,331 |  |  | $ | — |  |  | $ | 432,023 |
Capital expenditures | $ | 532,997 |  |  | $ | 112,879 |  |  | $ | — |  |  | $ | 645,876 |
| Six Months Ended March 31, 2025
| Distribution |  | Pipeline and Storage |  | Eliminations |  | Consolidated
| (In thousands)
Operating revenues from external parties | $ | 2,990,311 |  |  | $ | 136,190 |  |  | $ | — |  |  | $ | 3,126,501 |
Intersegment revenues | 1,552 |  |  | 378,199 |  |  | (379,751) |  |  | — |
Total operating revenues | 2,991,863 |  |  | 514,389 |  |  | (379,751) |  |  | 3,126,501 |
Purchased gas cost | 1,391,607 |  |  | 910 |  |  | (379,236) |  |  | 1,013,281 |
Operation and maintenance expense | 336,401 |  |  | 104,454 |  |  | (515) |  |  | 440,340 |
Depreciation and amortization expense | 268,173 |  |  | 95,110 |  |  | — |  |  | 363,283 |
Taxes, other than income | 195,916 |  |  | 25,262 |  |  | — |  |  | 221,178 |
Operating income | 799,766 |  |  | 288,653 |  |  | — |  |  | 1,088,419 |
Other non-operating income | 23,528 |  |  | 25,278 |  |  | — |  |  | 48,806 |
Interest charges | 64,336 |  |  | 38,603 |  |  | — |  |  | 102,939 |
Income before income taxes | 758,958 |  |  | 275,328 |  |  | — |  |  | 1,034,286 |
Income tax expense | 138,102 |  |  | 58,750 |  |  | — |  |  | 196,852 |
Net income | $ | 620,856 |  |  | $ | 216,578 |  |  | $ | — |  |  | $ | 837,434 |
Capital expenditures | $ | 1,220,502 |  |  | $ | 510,355 |  |  | $ | — |  |  | $ | 1,730,857 |
| Six Months Ended March 31, 2024
| Distribution |  | Pipeline and Storage |  | Eliminations |  | Consolidated
| (In thousands)
Operating revenues from external parties | $ | 2,693,013 |  |  | $ | 112,681 |  |  | $ | — |  |  | $ | 2,805,694 |
Intersegment revenues | 1,506 |  |  | 321,975 |  |  | (323,481) |  |  | — |
Total operating revenues | 2,694,519 |  |  | 434,656 |  |  | (323,481) |  |  | 2,805,694 |
Purchased gas cost | 1,285,305 |  |  | 844 |  |  | (322,985) |  |  | 963,164 |
Operation and maintenance expense | 282,571 |  |  | 84,169 |  |  | (496) |  |  | 366,244 |
Depreciation and amortization expense | 241,069 |  |  | 88,626 |  |  | — |  |  | 329,695 |
Taxes, other than income | 178,903 |  |  | 17,593 |  |  | — |  |  | 196,496 |
Operating income | 706,671 |  |  | 243,424 |  |  | — |  |  | 950,095 |
Other non-operating income | 15,198 |  |  | 19,375 |  |  | — |  |  | 34,573 |
Interest charges | 71,365 |  |  | 35,952 |  |  | — |  |  | 107,317 |
Income before income taxes | 650,504 |  |  | 226,847 |  |  | — |  |  | 877,351 |
Income tax expense | 86,375 |  |  | 47,661 |  |  | — |  |  | 134,036 |
Net income | $ | 564,129 |  |  | $ | 179,186 |  |  | $ | — |  |  | $ | 743,315 |
Capital expenditures | $ | 1,072,155 |  |  | $ | 343,371 |  |  | $ | — |  |  | $ | 1,415,526 |
Balance sheet information at March 31, 2025 and September 30, 2024 by segment is presented in the following tables:
| March 31, 2025
| Distribution |  | Pipeline and Storage |  | Eliminations |  | Consolidated
| (In thousands)
Net property, plant and equipment | $ | 17,422,364 |  |  | $ | 6,209,859 |  |  | $ | — |  |  | $ | 23,632,223 |
Total assets | $ | 26,109,156 |  |  | $ | 6,541,506 |  |  | $ | (5,670,281) |  |  | $ | 26,980,381 |
| September 30, 2024
| Distribution |  | Pipeline and Storage |  | Eliminations |  | Consolidated
| (In thousands)
Net property, plant and equipment | $ | 16,372,659 |  |  | $ | 5,831,708 |  |  | $ | — |  |  | $ | 22,204,367 |
Total assets | $ | 24,328,877 |  |  | $ | 6,181,558 |  |  | $ | (5,315,970) |  |  | $ | 25,194,465 |

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- Definition The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 48 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-48 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards 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