v3.26.1
Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Operating activities    
Net margins including noncontrolling interest $ (4,175) $ 3,311
Adjustments to reconcile net margins to net cash provided by operating activities:    
Depreciation, amortization and depletion 48,764 72,781
Amortization of intangible asset 3,520 3,506
Amortization of NRECA Retirement Security Plan prepayment 0 1,343
Amortization of debt issuance costs 556 531
Accretion of asset retirement obligations 1,157 2,089
Deposits associated with generator interconnection requests 3,366 (5,904)
Rate stabilization revenue (24,840) (44,943)
Capital credit allocations from cooperatives and income from coal mines under refund distributions 1,361 1,953
Amortization of transmission credits (2,055) (1,202)
Changes in operating assets and liabilities:    
Accounts receivable (21,398) 8,109
Coal inventory 10,761 (3,924)
Materials and supplies 4,429 (4,502)
Accounts payable and accrued expenses (21,073) (15,856)
Accrued interest 18,622 21,993
Accrued property taxes (2,794) (3,678)
Change in Colowyo asset retirement obligation (2,058) 0
Deferred membership withdrawal 0 86,033
Other (15,758) (869)
Net cash provided by (used in) operating activities (1,615) 120,771
Investing activities    
Purchases of plant (52,689) (91,076)
Sale of electric plant 0 5,895
Sale of non-utility assets 8,060 0
Changes in deferred charges (12,394) (3,794)
Net cash used in investing activities (57,023) (88,975)
Financing activities    
Changes in Member advances 649 (624)
Payments of long-term debt (165,549) (5,337)
Proceeds from issuance of long-term debt 3,518 0
Debt issuance costs 0 (34)
Change in short-term borrowings, net 204,092 46,558
Retirement of patronage capital 0 (18,214)
Equity distribution to noncontrolling interest (371) (263)
Other (397) (469)
Net cash provided by financing activities 41,942 21,617
Net increase (decrease) in cash, cash equivalents and restricted cash and investments (16,696) 53,413
Cash, cash equivalents and restricted cash and investments – beginning 180,805 233,537
Cash, cash equivalents and restricted cash and investments – ending 164,109 286,950
Supplemental cash flow information:    
Cash paid for interest 20,857 15,930
Supplemental disclosure of noncash investing and financing activities:    
Change in plant expenditures included in accounts payable 3,639 (2,204)
Lease asset additions $ 0 $ 368