v3.26.1
Unaudited Condensed Consolidated Statements Of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
CASH FLOWS FROM OPERATIONS:    
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest $ 48,759 $ 18,548
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 94,791 85,605
Amortization of deferred financing costs and debt discounts 1,043 936
Deferred income taxes and investment tax credit adjustments - net 35,319 24,341
Allowance for equity funds used during construction (1,590) (669)
Change in certain assets and liabilities:    
Accounts receivable 23,615 (10,419)
Inventories 3,729 4,659
Accounts payable (1,147) (12,832)
Accrued and other current liabilities 996 (3,424)
Accrued taxes payable/receivable 7,691 16,876
Accrued interest 28,475 33,428
Prepayments and other current assets 4,055 15,977
Increase (Decrease) in Deferred Income Taxes (4,247) 9,643
Increase (Decrease) in Other Noncurrent Liabilities (3,787) (2,094)
Other (1,984) (1,078)
Net cash provided by operating activities 222,064 122,465
CASH FLOWS FROM INVESTING ACTIVITIES:    
Payments to Acquire Productive Assets 232,525 147,116
Payments for Project Development Costs 865 3,454
Payments for (Proceeds from) Removal Costs (6,333) (8,884)
Net cash used in investing activities (238,131) (159,454)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Borrowings under revolving credit facilities 50,000 250,000
Repayments under revolving credit facilities (20,000) (210,000)
Distributions to shareholders 106,290 95,312
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders (2,860) (326)
Noncontrolling Interest, Increase from Sale of Parent Equity Interest 119,533 (149,942)
Payments for financing fees 0 (974)
Net cash provided by financing activities 40,383 93,330
Net change in cash, cash equivalents and restricted cash 24,316 56,341
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents 94,155 82,993
Cash paid during the period for:    
Interest (net of amount capitalized) 13,258 7,513
Non-cash investing activities:    
Capital Expenditures Incurred but Not yet Paid 83,381 135,133
Other Noncash Investing and Financing Items [Abstract]    
Change in Right-of-Use Asset Lease Liability 76 218
Investment Tax Credit   0
Payments to Noncontrolling Interests (189,625) 0
Prepayments and other current assets 4,055 15,977
Tax Credit Transfer Receivable (189,625) 0
Proceeds from Contribution in Aid of Construction, Investing Activity 1,592 0
Tax Credit Transfer Proceeds Allocated to Noncontrolling Interest 189,625 0
Non-cash Contributions from Noncontrolling Interests Related to Tax Credit Transfers 189,625  
Other Regulatory Assets (Liabilities)    
Increase (Decrease) in Regulatory Assets and Liabilities $ (5,544) $ (25,078)