Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
ASSETS
Utility plant in service	$ 13,680	$ 13,208
Accumulated depreciation and amortization	(5,027)	(4,851)
Construction work in progress	460	339
Nuclear fuel, net of accumulated amortization	221	219
Utility plant, net	9,334	8,915
Nonutility Property and Investments:
Nonutility property, net of accumulated depreciation	39	69
Assets held in trust, nuclear decommissioning	238	214
Nonutility property and investments, net	277	283
Current Assets:
Cash and cash equivalents	5	4
Receivables, customer, net of allowance for uncollectible accounts	365	320
Receivables, affiliated and related party	16	14
Receivables, other	64	119
Inventories (at average cost):
Fuel	82	104
Materials and supplies	176	168
Prepayments	75	91
Regulatory assets	229	271
Other current assets	27	27
Total current assets	1,039	1,118
Deferred Debits and Other Assets:
Regulatory assets	3,726	3,892
Other	103	93
Total deferred debits and other assets	3,829	3,985
Total assets	14,479	14,301
CAPITALIZATION AND LIABILITIES
Common Stock - no par value	4,017	3,695
Retained earnings	277	20
Accumulated other comprehensive income (loss)	(2)	(3)
Total common equity	4,292	3,712
Noncontrolling interest	192	180
Total Equity	4,484	3,892
Long-term debt, net	3,327	3,358
Affiliated long-term debt	230	230
Finance leases	15	20
Total long-term debt	3,572	3,608
Total capitalization	8,056	7,500
Current Liabilities:
Securities due within one year	39	7
Accounts payable	178	245
Affiliated and related party payables	457	624
Customer deposits and customer prepayments	70	76
Taxes accrued	215	218
Interest accrued	95	88
Regulatory liabilities	283	256
Reserves for litigation and regulatory proceedings	208	492
Other	40	60
Total current liabilities	1,585	2,066
Deferred Credits and Other Liabilities:
Deferred income taxes and investment tax credits	858	629
Asset retirement obligations	597	489
Pension and other postretirement benefits	172	203
Regulatory liabilities	3,005	3,210
Affiliated liabilities	13	15
Other	193	189
Total deferred credits and other liabilities	4,838	4,735
Commitments and Contingencies
Total capitalization and liabilities	$ 14,479	$ 14,301