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CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
CURRENT ASSETS |  |
Cash and cash equivalents | $ 4,832 | $ 9,969
Customer and other receivables | 453,209 | 391,923
Accrued unbilled revenues | 164,764 | 133,980
Allowance for doubtful accounts (Note 2) | (23,778) | (25,354)
Materials and supplies (at average cost) | 410,481 | 349,135
Fossil fuel (at average cost) | 40,155 | 18,032
Income tax receivable (Note 4) | 14,086 | 7,514
Assets from risk management activities (Note 15) | 87,835 | 63,481
Deferred fuel and purchased power regulatory asset (Note 3) | 460,561 | 388,148
Other regulatory assets (Note 3) | 78,318 | 130,376
Other current assets | 60,091 | 83,896
Total current assets | 1,750,554 | 1,551,100
INVESTMENTS AND OTHER ASSETS |  |
Nuclear decommissioning trusts (Notes 12 and 18) | 1,073,410 | 1,294,757
Other special use funds (Notes 12 and 18) | 347,231 | 358,410
Assets from risk management activities (Note 15) | 44,394 | 46,908
Other assets | 125,672 | 97,884
Total investments and other assets | 1,590,707 | 1,797,959
PROPERTY, PLANT AND EQUIPMENT (Notes 1, 6 and 9) |  |
Plant in service and held for future use | 22,452,146 | 21,688,661
Accumulated depreciation and amortization | (7,929,878) | (7,504,603)
Net | 14,522,268 | 14,184,058
Construction work in progress | 1,882,791 | 1,329,478
Palo Verde sale leaseback, net of accumulated depreciation of $260,754 and $256,884 (Note 17) | 90,296 | 94,166
Intangible assets, net of accumulated amortization of $817,961 and $737,694 | 258,880 | 273,693
Nuclear fuel, net of accumulated amortization of $126,157 and $133,122 | 100,119 | 106,039
Total property, plant and equipment | 16,854,354 | 15,987,434
DEFERRED DEBITS |  |
Regulatory assets (Notes 1, 3 and 4) | 1,283,221 | 1,192,987
Operating lease right-of-use assets (Note 8) | 801,688 | 890,057
Assets for pension and other postretirement benefits (Note 7) | 396,599 | 545,723
Other | 46,282 | 37,962
Total deferred debits | 2,527,790 | 2,666,729
TOTAL ASSETS | 22,723,405 | 22,003,222
CURRENT LIABILITIES |  |
Accounts payable | 430,425 | 393,083
Accrued taxes | 164,440 | 168,645
Accrued interest | 61,217 | 57,332
Common dividends payable | 97,895 | 95,988
Short-term borrowings (Note 5) | 340,720 | 292,000
Current maturities of long-term debt (Note 6) | 50,685 | 150,000
Customer deposits | 41,769 | 42,293
Liabilities from risk management activities (Note 15) | 37,697 | 4,373
Liabilities for asset retirements (Note 11) | 12,232 | 4,473
Operating lease liabilities (Note 8) | 105,210 | 100,443
Less: current regulatory liabilities | 271,575 | 296,271
Other current liabilities | 148,276 | 151,968
Total current liabilities | 1,762,141 | 1,756,869
LONG-TERM DEBT LESS CURRENT MATURITIES (Note 6) | 7,741,286 | 6,913,735
DEFERRED CREDITS AND OTHER |  |
Deferred income taxes (Note 4) | 2,384,421 | 2,311,862
Regulatory liabilities (Notes 1, 3, 4 and 7) | 2,061,776 | 2,499,213
Liabilities for asset retirements (Note 11) | 785,530 | 762,909
Liabilities for pension benefits (Note 7) | 116,286 | 152,865
Customer advances | 422,103 | 257,151
Coal mine reclamation | 179,255 | 174,616
Deferred investment tax credit | 180,677 | 186,570
Unrecognized tax benefits (Note 4) | 38,658 | 4,657
Operating lease liabilities (Note 8) | 639,247 | 728,401
Other | 252,149 | 232,914
Total deferred credits and other | 7,060,102 | 7,311,158
COMMITMENTS AND CONTINGENCIES (SEE NOTES) |  |
EQUITY |  |
Common stock, no par value; authorized 150,000,000 shares, 113,247,189 and 113,014,528 issued at respective dates | 2,724,740 | 2,702,743
Treasury stock at cost; 73,613 and 87,608 shares at respective dates | (5,005) | (6,401)
Total common stock | 2,719,735 | 2,696,342
Retained earnings | 3,360,347 | 3,264,719
Accumulated other comprehensive loss (Note 19) | (31,435) | (54,861)
Total shareholders’ equity | 6,048,647 | 5,906,200
Noncontrolling interests (Note 17) | 111,229 | 115,260
Total equity | 6,159,876 | 6,021,460
TOTAL LIABILITIES AND EQUITY | $ 22,723,405 | $ 22,003,222

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