v3.26.1
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($)
shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2026
Mar. 31, 2025
Operating revenues $ 1,962,402 $ 1,950,502 $ 3,304,987 $ 3,126,501
Purchased gas cost 667,318 779,233 963,317 1,013,281
Operation and maintenance expense 195,790 233,296 425,600 440,340
Depreciation and amortization expense 195,687 182,750 390,332 363,283
Taxes, other than income 138,803 126,284 246,170 221,178
Operating income 764,804 628,939 1,279,568 1,088,419
Other non-operating income 17,516 24,172 39,747 48,806
Interest charges 48,731 50,014 82,144 102,939
Income before income taxes 733,589 603,097 1,237,171 1,034,286
Income tax expense 151,690 117,521 252,308 196,852
Net income $ 581,899 $ 485,576 $ 984,863 $ 837,434
Basic net income per share (USD per share) $ 3.49 $ 3.05 $ 5.98 $ 5.31
Diluted net income per share (USD per share) 3.47 3.03 5.92 5.26
Cash dividends per share (USD per share) $ 1.00 $ 0.87 $ 2.00 $ 1.74
Basic weighted average shares outstanding (in shares) 166,464 159,177 164,596 157,739
Diluted weighted average shares outstanding (in shares) 167,812 160,426 166,342 159,125
Other comprehensive income (loss), net of tax        
Net unrealized holding gains (losses) on available-for-sale securities, net of tax $ (158) $ 73 $ (157) $ (65)
Cash flow hedges:        
Amortization and unrealized losses on interest rate agreements, net of tax (4,780) (5,660) (9,586) 10,901
Total other comprehensive income (loss) (4,938) (5,587) (9,743) 10,836
Total comprehensive income 576,961 479,989 975,120 848,270
Distribution segment        
Operating revenues 1,876,911 1,881,742 3,134,960 2,990,311
Depreciation and amortization expense 146,751 134,546    
Interest charges 29,130 30,087    
Income tax expense 109,714 86,432    
Net income 437,303 380,643    
Pipeline and storage segment        
Operating revenues 85,491 68,760 170,027 136,190
Depreciation and amortization expense 48,936 48,204    
Interest charges 19,601 19,927    
Income tax expense 41,976 31,089    
Net income 144,596 104,933    
Operating Segments        
Operating revenues 2,166,969 2,141,527 3,712,428 3,506,252
Operating Segments | Distribution segment        
Operating revenues 1,877,680 1,882,528 3,136,506 2,991,863
Purchased gas cost 870,912 969,037 1,367,948 1,391,607
Depreciation and amortization expense     292,739 268,173
Interest charges     53,575 64,336
Income tax expense     170,856 138,102
Net income     706,538 620,856
Operating Segments | Pipeline and storage segment        
Operating revenues 289,289 258,999 575,922 514,389
Purchased gas cost 721 968 2,288 910
Depreciation and amortization expense     97,593 95,110
Interest charges     28,569 38,603
Income tax expense     81,452 58,750
Net income     278,325 216,578
Intersegment Eliminations        
Operating revenues (204,567) (191,025) (407,441) (379,751)
Purchased gas cost (204,315) (190,772) (406,919) (379,236)
Intersegment Eliminations | Distribution segment        
Operating revenues (769) (786) (1,546) (1,552)
Intersegment Eliminations | Pipeline and storage segment        
Operating revenues $ (203,798) $ (190,239) $ (405,895) $ (378,199)