v3.26.1
CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Utility Plant    
Plant in Service $ 9,079,327 $ 9,000,669
Construction Work in Progress 974,545 890,095
Total Utility Plant 10,053,872 9,890,764
Accumulated Depreciation and Amortization (2,885,615) (2,837,619)
Total Utility Plant, Net 7,168,257 7,053,145
Investments and Other Property 71,166 75,717
Current Assets    
Cash and Cash Equivalents 10,821 26,192
Accounts Receivable (Net of Allowance for Credit Losses of $11,479 and $13,827 as of March 31, 2026 and December 31, 2025, respectively) 166,900 195,923
Fuel Inventory 60,896 59,281
Materials and Supplies 210,177 211,555
Regulatory Assets 152,862 126,836
Derivative Instruments 22,125 9,187
Other 32,086 31,864
Total Current Assets 655,867 660,838
Regulatory Assets 174,327 167,108
Derivative Instruments 17,103 21,123
Other Noncurrent Assets 169,782 161,339
Total Assets 8,256,502 8,139,270
Common Stock Equity:    
Common Stock (No Par Value, 75,000,000 Shares Authorized, 32,139,434 Shares Outstanding as of March 31, 2026 and December 31, 2025) 1,906,539 1,811,539
Capital Stock Expense (6,357) (6,357)
Retained Earnings 1,527,192 1,650,295
Accumulated Other Comprehensive Loss (6,819) (6,930)
Total Common Stock Equity 3,420,555 3,448,547
Preferred Stock (No Par Value, 1,000,000 Shares Authorized, None Outstanding as of March 31, 2026 and December 31, 2025) 0 0
Long-Term Debt, Net 2,793,188 2,792,642
Total Capitalization 6,213,743 6,241,189
Current Liabilities    
Borrowings Under Credit Agreement 75,000 0
Accounts Payable 158,285 128,540
Accrued Taxes Other than Income Taxes 74,731 58,410
Accrued Employee Expenses 38,032 42,383
Accrued Interest 37,064 23,627
Regulatory Liabilities 130,114 143,851
Customer Deposits 17,497 17,508
Derivative Instruments 55,496 31,143
Other 37,541 29,743
Total Current Liabilities 623,760 475,205
Deferred Income Taxes, Net 699,360 704,199
Regulatory Liabilities 412,250 419,132
Pension and Other Postretirement Benefits 54,429 54,158
Derivative Instruments 4,501 1,750
Asset Retirement Obligations 176,995 175,128
Other Noncurrent Liabilities 71,464 68,509
Total Liabilities 2,042,759 1,898,081
Commitments and Contingencies
Total Capitalization and Liabilities $ 8,256,502 $ 8,139,270