Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Electric plant:
In service	$ 9,114,953	$ 9,865,660
Right-of-use assets—finance leases	302,732	302,732
Less: Accumulated provision for depreciation	(5,076,478)	(5,565,724)
Electric plant in service, net	4,341,207	4,602,668
Nuclear fuel, at amortized cost	382,933	375,267
Construction work in progress	7,457,488	6,779,392
Total electric plant	12,181,628	11,757,327
Investments and funds:
Nuclear decommissioning trust fund	503,452	659,910
Investment in associated companies	76,096	75,826
Long-term investments	630,411	711,379
Restricted investments	0	73,702
Other	33,330	31,991
Total investments and funds	1,243,289	1,552,808
Current assets:
Cash and cash equivalents	572,828	579,350
Restricted cash and short-term investments	141,226	248,150
Short-term investments	52,061	0
Receivables	235,656	159,538
Inventories, at average cost	270,994	260,526
Prepayments and other current assets	99,719	60,486
Total current assets	1,372,484	1,308,050
Deferred charges and other assets:
Regulatory assets	1,314,464	1,008,790
Prepayments to Georgia Power Company	19,371	27,124
Other	136,192	52,927
Total deferred charges	1,470,027	1,088,841
Total assets	16,267,428	15,707,026
Capitalization:
Patronage capital and membership fees	1,202,667	1,130,423
Long-term debt	11,005,830	10,529,449
Obligation under finance leases	57,249	61,335
Other	28,449	27,701
Total capitalization	12,294,195	11,748,908
Current liabilities:
Long-term debt and finance leases due within one year	243,585	281,238
Short-term borrowings	924,661	1,095,971
Accounts payable	192,644	182,164
Accrued interest	89,845	96,410
Member power bill prepayments, current	46,635	26,102
Other current liabilities	144,422	36,123
Total current liabilities	1,641,792	1,718,008
Deferred credits and other liabilities:
Asset retirement obligations	1,388,708	1,287,143
Member power bill prepayments, non-current	46,621	80,001
Regulatory liabilities	873,549	849,449
Other	22,563	23,517
Total deferred credits and other liabilities	2,331,441	2,240,110
Total equity and liabilities	$ 16,267,428	$ 15,707,026