Consolidated Balance Sheets - NPC - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 1,096	$ 1,290
Inventories	1,122	1,168
Regulatory assets	544	283
Other current assets	1,628	2,458
Total current assets	8,248	9,447
Finance lease right of use assets, net	448	501
Regulatory assets	3,419	3,157
Other assets	3,144	2,758
Total assets	132,065	127,316
Current liabilities:
Accounts payable	2,136	1,867
Accrued interest	537	555
Accrued property, income and other taxes	606	582
Short-term debt	2,009	2,286
Regulatory liabilities	254	254
Asset retirement obligation	130	184
Other current liabilities	1,837	1,626
Total current liabilities	8,762	9,138
Regulatory liabilities	6,960	7,221
Deferred income taxes	12,938	11,775
Other long-term liabilities	4,319	4,178
Total liabilities	81,476	80,339
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	6,374	6,377
Retained earnings	40,754	35,093
Accumulated other comprehensive loss, net	(1,340)	(1,552)
Total shareholder's equity	46,694	43,010
Total liabilities and shareholder's equity	132,065	127,316
NPC
Current assets:
Cash and cash equivalents	33	25
Trade receivables, net	227	234
Inventories	64	69
Derivative contracts	4	26
Regulatory assets	291	48
Prepayments	33	38
Other current assets	49	26
Total current assets	701	466
Property, plant and equipment, net	6,891	6,701
Finance lease right of use assets, net	326	351
Regulatory assets	728	746
Other assets	106	72
Total assets	8,752	8,336
Current liabilities:
Accounts payable	242	181
Accrued interest	32	32
Accrued property, income and other taxes	29	25
Short-term debt	180	0
Current portion of finance lease obligations	26	27
Regulatory liabilities	49	50
Customer deposits	44	47
Asset retirement obligation	19	25
Derivative contracts	55	4
Other current liabilities	17	18
Total current liabilities	693	409
Long-term debt	2,499	2,496
Finance lease obligations	310	334
Regulatory liabilities	1,100	1,163
Deferred income taxes	782	738
Other long-term liabilities	338	257
Total liabilities	5,722	5,397
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	2,308	2,308
Retained earnings	724	634
Accumulated other comprehensive loss, net	(2)	(3)
Total shareholder's equity	3,030	2,939
Total liabilities and shareholder's equity	$ 8,752	$ 8,336