v3.26.1
BALANCE SHEETS - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Property, plant and equipment    
Property, plant and equipment $ 9,998,502 $ 9,734,150
Accumulated depreciation and amortization 2,678,316 2,611,952
Net property, plant and equipment 7,320,186 7,122,198
Current assets    
Cash and cash equivalents 7,858 10,620
Restricted cash and cash equivalents 22,711 23,107
Cash, cash equivalents, restricted cash and restricted cash equivalents 30,569 33,727
Accounts receivable, net 250,861 461,631
Materials and supplies 96,672 97,595
Income taxes receivable 0 55,552
Natural gas in storage 158,219 176,451
Regulatory assets, current 83,367 49,504
Prepaid Expense 33,823 34,224
Other current assets 8,326 7,200
Total current assets 661,837 915,884
Goodwill and other assets    
Regulatory assets, noncurrent 250,704 256,225
Other intangible assets, net 218,991 233,786
Goodwill 157,953 157,953
Pension and other postemployment benefits 47,326 47,012
Other assets 155,206 120,026
Total goodwill and other assets 830,180 815,002
Total assets 8,812,203 8,853,084
Equity and long-term debt    
Common stock, $0.01 par value: authorized 250,000,000 shares; issued and outstanding 62,797,154 shares at June 30, 2026; issued and outstanding 62,692,392 shares at December 31, 2025 629 627
Paid-in capital 2,539,068 2,530,137
Retained earnings 998,454 909,355
Accumulated other comprehensive income (loss), net of tax (265) 4
Total equity 3,537,886 3,440,123
Other long-term debt, noncurrent, net of issuance costs 2,133,688 2,133,018
Securitized utility tariff bonds, excluding current maturities, net of issuance costs 207,115 223,020
Long-Term debt, excluding current maturities, total, net of issuance costs 2,340,803 2,356,038
Total equity and long-term debt 5,878,689 5,796,161
Current liabilities    
Long-term debt, current maturities, net of issuance costs 249,918 249,674
Current maturities of securitized utility tariff bonds, net of issuance costs 31,404 30,566
Short-term debt 770,800 737,400
Accounts payable 110,952 222,102
Accrued taxes other than income 57,395 75,568
Regulatory liability, current 24,702 57,277
Customer deposits 53,373 52,871
Other current liabilities 77,911 106,400
Total current liabilities 1,376,455 1,531,858
Deferred credits and other liabilities    
Deferred income taxes 1,012,944 963,874
Regulatory liability, noncurrent 433,135 451,620
Other deferred credits 110,980 109,571
Total deferred credits and other liabilities 1,557,059 1,525,065
Total liabilities and equity $ 8,812,203 $ 8,853,084