Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 12	$ 165
Accounts receivable, net	362	398
Inventories	95	95
Regulatory assets - current	65	54
Other current assets	232	498
Total current assets	766	1,210
Electric utility plant, net	8,611	8,465
Regulatory assets - noncurrent	481	473
Nuclear decommissioning trust	38	39
Non-qualified benefit plan trust	38	38
Other noncurrent assets	217	234
Total assets	10,151	10,459
Current liabilities:
Accounts payable	242	457
Liabilities from price risk mangement activities - current	100	118
Short-term debt	68	0
Current portion of long-term debt	0	260
Current portion of finance lease obligation	20	20
Accrued expenses and other current liabilities	321	641
Total current liabilities	751	1,496
Long-term debt, net of current portion	3,485	3,386
Regulatory liabilities-noncurrent	1,398	1,389
Deferred income taxes	447	439
Unfunded status of pension and psotretirement plans	170	170
Liabilities from price risk management activities-noncurrent	70	75
Asset retirement obligations	250	257
Non-qualified benefit plan liabilities	81	83
Finance lease obligations, net of current portion	293	294
Other noncurrent liabilities	94	91
Total liabilities	7,039	7,680
Commitments and contingencies (see notes)
Shareholders' Equity:
Preferred stock, no par value, 30,000,000 shares authorized; none issued and outstanding as of June 30, 2022 and December 31, 2021	0	0
Common stock, no par value, 160,000,000 shares authorized; 89,242,672 and 89,410,612 shares issued and outstanding as of June 30, 2022 and December 31, 2021, respectively	1,548	1,249
Accumulated other comprehensive loss	(4)	(4)
Retained earnings	1,568	1,534
Total shareholders' equity	3,112	2,779
Total liabilities and shareholders' equity	$ 10,151	$ 10,459