v3.26.1
Consolidated Statements of Cash Flows (Unaudited) - NPC - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Cash flows from operating activities:    
Net income (loss) $ 1,114 $ 1,187
Adjustments to reconcile net income to net cash flows from operating activities:    
Allowance for equity funds (80) (66)
Deferred energy 22 (88)
Amortization of deferred energy 236 220
Other changes in regulatory assets and liabilities 9 (13)
Deferred income taxes and investment tax credits, net 333 (92)
Other, net 41 72
Changes in other operating assets and liabilities, net of effects from acquisitions:    
Trade receivables and other assets (113) 107
Accounts payable and other liabilities (128) (161)
Net cash flows from operating activities 1,363 2,021
Cash flows from investing activities:    
Capital expenditures (2,418) (2,128)
Net cash flows from investing activities (2,358) (1,573)
Cash flows from financing activities:    
Net repayment of short-term debt (989) (441)
Other, net 192 (17)
Net cash flows from financing activities 3,493 925
Net change in cash and cash equivalents and restricted cash and cash equivalents 2,491 1,377
Cash and cash equivalents and restricted cash and cash equivalents at beginning of period 1,878 1,586
Cash and cash equivalents and restricted cash and cash equivalents at end of period 4,369 2,963
NPC    
Cash flows from operating activities:    
Net income (loss) 11 (8)
Adjustments to reconcile net income to net cash flows from operating activities:    
Depreciation and amortization 103 98
Allowance for equity funds (10) (8)
Deferred energy 56 (10)
Amortization of deferred energy 20 13
Other changes in regulatory assets and liabilities 3 (7)
Deferred income taxes and investment tax credits, net 1 5
Other, net 8 1
Changes in other operating assets and liabilities, net of effects from acquisitions:    
Trade receivables and other assets 12 117
Inventories 4 (14)
Accounts payable and other liabilities 107 (17)
Net cash flows from operating activities 315 170
Cash flows from investing activities:    
Capital expenditures (380) (283)
Net cash flows from investing activities (380) (283)
Cash flows from financing activities:    
Proceeds from long-term debt 0 297
Repayments of long-term debt (93) 0
Net repayment of short-term debt (50) 0
Contributions from parent 200 0
Dividends paid 0 (185)
Other, net 78 (6)
Net cash flows from financing activities 135 106
Net change in cash and cash equivalents and restricted cash and cash equivalents 70 (7)
Cash and cash equivalents and restricted cash and cash equivalents at beginning of period 35 42
Cash and cash equivalents and restricted cash and cash equivalents at end of period $ 105 $ 35