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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net income | $ 500,826 | $ 635,944 | $ 570,052
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation and amortization including nuclear fuel | 817,814 | 719,141 | 686,253
Deferred fuel and purchased power | (291,992) | (256,871) | (93,651)
Deferred fuel and purchased power amortization | 219,579 | 44,557 | (12,047)
Allowance for equity funds used during construction | (45,263) | (41,737) | (33,776)
Deferred income taxes | 43,202 | 117,471 | 69,469
Deferred investment tax credit | (5,893) | (4,802) | (5,096)
Change in derivative instruments fair value | 777 | 0 | 0
Stock compensation | 15,942 | 18,460 | 18,292
Changes in current assets and liabilities: |  |  |
Customer and other receivables | (63,869) | (72,559) | (18,191)
Accrued unbilled revenues | (30,784) | (1,783) | (4,032)
Materials, supplies and fossil fuel | (83,469) | (32,870) | 11,623
Income tax receivable | (6,572) | (722) | 14,935
Other current assets | 76,067 | (22,720) | (30,640)
Accounts payable | 90,076 | 20,267 | (6,059)
Accrued taxes | (4,205) | 9,094 | 14,652
Other current liabilities | (6,056) | (52,086) | 22,520
Change in margin and collateral accounts — assets | 22 | (50) | 404
Change in margin and collateral accounts — liabilities | 4,200 | 350 | 100
Change in unrecognized tax benefits | (1,989) | (568) | 2,220
Change in long-term regulatory liabilities | (332,470) | 57,549 | 13,017
Change in other long-term assets | 276,821 | (246,473) | (67,453)
Change in other long-term liabilities | 68,677 | (29,578) | (186,227)
Net cash provided by operating activities | 1,241,441 | 860,014 | 966,365
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Capital expenditures | (1,707,490) | (1,473,475) | (1,326,584)
Contributions in aid of construction | 137,436 | 105,654 | 62,503
Allowance for borrowed funds used during construction | (28,030) | (21,052) | (18,530)
Proceeds from nuclear decommissioning trust sales and other special use funds | 1,207,713 | 1,720,966 | 819,518
Investment in nuclear decommissioning trust and other special use funds | (1,212,063) | (1,725,480) | (822,608)
Other | (15,612) | 6,458 | 7,883
Net cash used for investing activities | (1,618,046) | (1,386,929) | (1,277,818)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Issuance of long-term debt | 875,537 | 746,999 | 1,596,672
Repayment of long-term debt | (150,000) | 0 | (915,150)
Short-term borrowings and (repayments) — net | 48,720 | 142,000 | 73,325
Short-term debt borrowings under revolving credit facility | 0 | 0 | 751,690
Short-term debt repayments under revolving credit facility | 0 | (19,000) | (770,690)
Dividends paid on common stock | (378,881) | (369,478) | (350,577)
Common stock equity issuance and purchases — net | (2,653) | (2,350) | (1,389)
Distributions to noncontrolling interests | (21,255) | (21,255) | (22,743)
Net cash provided by financing activities | 371,468 | 476,916 | 361,138
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | (5,137) | (49,999) | 49,685
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR | 9,969 | 59,968 | 10,283
CASH AND CASH EQUIVALENTS AT END OF YEAR | $ 4,832 | $ 9,969 | $ 59,968

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