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CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Millions
Sep. 30, 2022
Sep. 30, 2021
Current assets    
Cash and Cash Equivalents, at Carrying Value $ 500 $ 499
Accounts receivable, net 2,007 1,566
Inventories, net 1,072 950
Regulatory assets 138 196
Other current assets 257 287
Total current assets 3,974 3,498
Property, plant, and equipment    
Completed plant 66,442 66,411
Less accumulated depreciation (34,239) (34,663)
Net completed plant 32,203 31,748
Construction in progress 2,535 2,458
Nuclear fuel 1,492 1,566
Finance lease, Right-of-Use-Asset 630 692
Total property, plant, and equipment, net 36,860 36,464
Long-term Investments 3,671 4,053
Regulatory and other long-term assets    
Regulatory assets 6,134 7,956
Operating Lease, Right-of-Use Asset 155 165
Other long-term assets 394 320
Total regulatory and other long-term assets 6,683 8,441
Total assets 51,188 52,456
Current liabilities    
Accounts payable and accrued liabilities 2,466 2,215
Accrued interest 273 282
Asset Retirement Obligation, Current 275 266
Leaseback obligations, current 0 25
Regulatory liabilities 391 340
Short-term debt, net of discounts 1,172 780
Total Current maturities of power bonds issued at par 29 1,028
Current maturities of long-term debt of variable interest entities issued at par 39 43
Total current liabilities 4,645 4,979
Other liabilities    
Post-retirement and post-employment benefit obligations 3,072 5,045
Asset retirement obligations 6,887 6,736
Other long-term liabilities 1,485 2,041
Non-current regulatory liabilities 172 40
Total other liabilities 12,244 14,549
Long-term debt, net    
Long-term power bonds, net 17,826 17,457
Long-term debt of variable interest entities, net 968 1,006
Total long-term debt, net 18,794 18,463
Total liabilities 35,683 37,991
Proprietary capital    
Power program appropriation investment 258 258
Power program retained earnings 14,800 13,689
Total power program proprietary capital 15,058 13,947
Nonpower programs appropriation investment, net 533 540
Accumulated other comprehensive income (loss) (86) (22)
Total proprietary capital 15,505 14,465
Total liabilities and proprietary capital 51,188 52,456
Finance Lease, Liability, Noncurrent $ 628 $ 687