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APS - CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
PROPERTY, PLANT AND EQUIPMENT (Notes 1, 6 and 9) |  |
Plant in service and held for future use | $ 24,211,167 | $ 22,452,146
Accumulated depreciation and amortization | (8,408,040) | (7,929,878)
Net | 15,803,127 | 14,522,268
Construction work in progress | 1,724,004 | 1,882,791
Palo Verde sale leaseback, net of accumulated depreciation of $264,624 and $260,754 (Note 17) | 86,426 | 90,296
Intangible assets, net of accumulated amortization of $884,371 and $816,827 | 267,110 | 258,880
Nuclear fuel, net of accumulated amortization of $118,074 and $126,157 | 99,490 | 100,119
Total property, plant and equipment | 17,980,157 | 16,854,354
INVESTMENTS AND OTHER ASSETS |  |
Nuclear decommissioning trusts (Notes 12 and 18) | 1,201,246 | 1,073,410
Other special use funds (Notes 12 and 18) | 362,781 | 347,231
Assets from risk management activities (Note 15) | 0 | 44,394
Other assets | 102,845 | 125,672
Total investments and other assets | 1,666,872 | 1,590,707
CURRENT ASSETS |  |
Cash and cash equivalents | 4,955 | 4,832
Customer and other receivables | 513,892 | 453,209
Accrued unbilled revenues | 167,553 | 164,764
Allowance for doubtful accounts (Note 2) | (22,433) | (23,778)
Materials and supplies (at average cost) | 444,344 | 410,481
Fossil fuel (at average cost) | 49,203 | 40,155
Income tax receivable (Note 4) | 332 | 14,086
Assets from risk management activities (Note 15) | 6,808 | 87,835
Deferred fuel and purchased power regulatory asset (Note 3) | 463,195 | 460,561
Other regulatory assets (Note 3) | 162,562 | 78,318
Other current assets | 101,417 | 60,091
Total current assets | 1,926,967 | 1,750,554
DEFERRED DEBITS |  |
Regulatory assets (Notes 1, 3, 4 and 7) | 1,390,279 | 1,283,221
Operating lease right-of-use assets (Note 8) | 1,309,975 | 801,688
Assets for pension and other postretirement benefits (Note 7) | 323,438 | 396,599
Other | 63,465 | 46,282
Total deferred debits | 3,087,157 | 2,527,790
TOTAL ASSETS | 24,661,153 | 22,723,405
CAPITALIZATION |  |
Retained earnings | 3,466,317 | 3,360,347
Accumulated other comprehensive loss (Note 19) | (33,144) | (31,435)
Total shareholders’ equity | 6,177,664 | 6,048,647
Noncontrolling interests (Note 17) | 107,198 | 111,229
Total equity | 6,284,862 | 6,159,876
Long-term debt less current maturities (Note 6) | 7,540,622 | 7,741,286
CURRENT LIABILITIES |  |
Short-term borrowings (Note 5) | 609,500 | 340,720
Accounts payable | 442,455 | 430,425
Accrued taxes | 166,833 | 164,440
Accrued interest | 72,916 | 61,217
Common dividends payable | 99,813 | 97,895
Customer deposits | 42,037 | 41,769
Liabilities from risk management activities (Note 15) | 80,913 | 37,697
Liabilities for asset retirements (Note 11) | 28,550 | 12,232
Operating lease liabilities (Note 8) | 67,883 | 105,210
Regulatory liabilities (Note 3) | 209,923 | 271,575
Other current liabilities | 193,524 | 148,276
Total current liabilities | 2,889,347 | 1,762,141
DEFERRED CREDITS AND OTHER |  |
Deferred income taxes (Note 4) | 2,416,480 | 2,384,421
Regulatory liabilities (Notes 1, 3, 4 and 7) | 1,965,865 | 2,061,776
Liabilities for asset retirements (Note 11) | 937,451 | 785,530
Liabilities for pension benefits (Note 7) | 112,702 | 116,286
Customer advances | 533,580 | 422,103
Coal mine reclamation | 184,007 | 179,255
Deferred investment tax credit | 257,743 | 180,677
Unrecognized tax benefits (Note 4) | 33,861 | 38,658
Operating lease liabilities (Note 8) | 1,210,189 | 639,247
Other | 251,469 | 247,400
Total deferred credits and other | 7,946,322 | 7,060,102
COMMITMENTS AND CONTINGENCIES (Note 10) |  |
TOTAL LIABILITIES AND EQUITY | 24,661,153 | 22,723,405
Current maturities of long-term debt (Note 6) | 875,000 | 50,685
Liabilities from risk management activities (Note 15) | 42,975 | 4,749
Arizona Public Service Company |  |
PROPERTY, PLANT AND EQUIPMENT (Notes 1, 6 and 9) |  |
Plant in service and held for future use | 24,207,706 | 22,448,685
Accumulated depreciation and amortization | (8,404,721) | (7,926,575)
Net | 15,802,985 | 14,522,110
Construction work in progress | 1,724,004 | 1,829,004
Palo Verde sale leaseback, net of accumulated depreciation of $264,624 and $260,754 (Note 17) | 86,426 | 90,296
Intangible assets, net of accumulated amortization of $884,371 and $816,827 | 266,955 | 258,725
Nuclear fuel, net of accumulated amortization of $118,074 and $126,157 | 99,490 | 100,119
Total property, plant and equipment | 17,979,860 | 16,800,254
INVESTMENTS AND OTHER ASSETS |  |
Nuclear decommissioning trusts (Notes 12 and 18) | 1,201,246 | 1,073,410
Other special use funds (Notes 12 and 18) | 362,781 | 347,231
Assets from risk management activities (Note 15) | 0 | 44,394
Other assets | 43,625 | 43,344
Total investments and other assets | 1,607,652 | 1,508,379
CURRENT ASSETS |  |
Cash and cash equivalents | 4,549 | 4,042
Customer and other receivables | 510,296 | 448,880
Accrued unbilled revenues | 167,553 | 164,764
Allowance for doubtful accounts (Note 2) | (22,433) | (23,778)
Materials and supplies (at average cost) | 444,344 | 410,481
Fossil fuel (at average cost) | 49,203 | 40,155
Income tax receivable (Note 4) | 0 | 1,102
Assets from risk management activities (Note 15) | 6,808 | 87,704
Deferred fuel and purchased power regulatory asset (Note 3) | 463,195 | 460,561
Other regulatory assets (Note 3) | 162,562 | 78,318
Other current assets | 64,311 | 50,043
Total current assets | 1,850,388 | 1,722,272
DEFERRED DEBITS |  |
Regulatory assets (Notes 1, 3, 4 and 7) | 1,390,279 | 1,283,221
Operating lease right-of-use assets (Note 8) | 1,308,611 | 796,544
Assets for pension and other postretirement benefits (Note 7) | 316,606 | 389,142
Other | 63,059 | 44,040
Total deferred debits | 3,078,555 | 2,512,947
TOTAL ASSETS | 24,516,455 | 22,543,852
CAPITALIZATION |  |
Common stock | 178,162 | 178,162
Additional paid-in capital | 3,321,696 | 3,171,696
Retained earnings | 3,759,299 | 3,607,464
Accumulated other comprehensive loss (Note 19) | (17,219) | (15,596)
Total shareholders’ equity | 7,241,938 | 6,941,726
Noncontrolling interests (Note 17) | 107,198 | 111,229
Total equity | 7,349,136 | 7,052,955
Long-term debt less current maturities (Note 6) | 7,041,891 | 6,793,529
Total capitalization | 14,391,027 | 13,846,484
CURRENT LIABILITIES |  |
Short-term borrowings (Note 5) | 532,850 | 325,000
Accounts payable | 433,229 | 417,732
Accrued taxes | 162,288 | 156,746
Accrued interest | 72,548 | 60,518
Common dividends payable | 99,800 | 97,900
Customer deposits | 42,037 | 41,769
Liabilities from risk management activities (Note 15) | 80,913 | 37,697
Liabilities for asset retirements (Note 11) | 28,550 | 12,232
Operating lease liabilities (Note 8) | 67,608 | 104,728
Regulatory liabilities (Note 3) | 209,923 | 271,575
Other current liabilities | 211,773 | 144,733
Total current liabilities | 2,191,519 | 1,670,630
DEFERRED CREDITS AND OTHER |  |
Deferred income taxes (Note 4) | 2,431,697 | 2,385,647
Regulatory liabilities (Notes 1, 3, 4 and 7) | 1,965,865 | 2,061,776
Liabilities for asset retirements (Note 11) | 937,451 | 785,530
Liabilities for pension benefits (Note 7) | 106,215 | 108,068
Customer advances | 533,580 | 422,103
Coal mine reclamation | 184,007 | 179,255
Deferred investment tax credit | 257,743 | 180,677
Unrecognized tax benefits (Note 4) | 33,861 | 38,658
Operating lease liabilities (Note 8) | 1,208,857 | 634,199
Other | 231,658 | 226,985
Total deferred credits and other | 7,933,909 | 7,026,738
COMMITMENTS AND CONTINGENCIES (Note 10) |  |
TOTAL LIABILITIES AND EQUITY | 24,516,455 | 22,543,852
Current maturities of long-term debt (Note 6) | 250,000 | 0
Liabilities from risk management activities (Note 15) | $ 42,975 | $ 3,840

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