Consolidated Balance Sheets - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Electric plant:
In service	$ 9,184,450,000	$ 8,981,238,000
Right-of-use assets - finance leases	302,732,000	302,732,000
Less: Accumulated provision for depreciation	(4,805,514,000)	(4,544,405,000)
Net in service	4,681,668,000	4,739,565,000
Nuclear fuel, at amortized cost	351,874,000	358,358,000
Construction work in progress	4,515,150,000	3,866,042,000
Total electric plant	9,548,692,000	8,963,965,000
Investments and funds:
Nuclear decommissioning trust fund	483,235,000	420,818,000
Investment in associated companies	73,533,000	77,037,000
Long-term investments	208,024,000	164,125,000
Restricted investments	513,193,000	503,158,000
Other	24,996,000	24,259,000
Total investments and funds	1,302,981,000	1,189,397,000
Current assets:
Cash and cash equivalents	427,039,000	752,618,000
Restricted short-term investments	50,790,000	150,000,000
Receivables	158,451,000	153,647,000
Inventories, at average cost	272,353,000	259,087,000
Prepayments and other current assets	10,126,000	8,098,000
Total current assets	918,759,000	1,323,450,000
Deferred charges:
Regulatory assets	773,780,000	655,063,000
Prepayments to Georgia Power	40,346,000	29,459,000
Other	23,520,000	21,934,000
Total deferred charges	837,646,000	706,456,000
Total assets	12,608,078,000	12,183,268,000
Capitalization:
Patronage capital and membership fees	1,013,551,000	962,286,000
Long-term debt	8,871,910,000	8,727,148,000
Obligation under finance leases	78,771,000	81,730,000
Other	24,977,000	21,428,000
Total capitalization	9,989,209,000	9,792,592,000
Current liabilities:
Long-term debt and finance leases due within one year	196,489,000	522,289,000
Short-term borrowings	560,671,000
Accounts payable	141,185,000	206,577,000
Accrued interest	67,118,000	60,971,000
Member power bill prepayments, current	107,695,000	224,957,000
Other current liabilities	72,960,000	49,465,000
Total current liabilities	1,146,118,000	1,064,259,000
Deferred credits and other liabilities:
Asset retirement obligations	1,057,560,000	1,017,563,000
Member power bill prepayments, non-current	77,614,000	54,750,000
Regulatory liabilities	299,527,000	218,998,000
Other	38,050,000	35,106,000
Total deferred credits and other liabilities	1,472,751,000	1,326,417,000
Total equity and liabilities	$ 12,608,078,000	$ 12,183,268,000