Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Current assets:
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 11	$ 12
Accounts receivable, net	473	456
Inventories	111	114
Regulatory assets - current	164	205
Other current assets	215	238
Total current assets	974	1,025
Electric utility plant, net	10,534	10,345
Regulatory assets - noncurrent	633	632
Nuclear decommissioning trust	44	30
Non-qualified benefit plan trust	34	34
Other noncurrent assets	476	478
Total assets	12,695	12,544
Current liabilities:
Accounts payable	281	365
Liabilities from price risk mangement activities - current	109	147
Current portion of long-term debt	68	170
Current portion of finance lease obligation	27	27
Accrued expenses and other current liabilities	437	410
Total current liabilities	922	1,119
Long-term debt, net of current portion	4,663	4,354
Regulatory liabilities-noncurrent	1,412	1,440
Deferred income taxes	595	564
Deferred investment tax credits	59	61
Unfunded status of pension and psotretirement plans	137	140
Liabilities from price risk management activities-noncurrent	67	72
Asset retirement obligations	293	292
Non-qualified benefit plan liabilities	73	74
Finance lease obligations, net of current portion	273	276
Other noncurrent liabilities	357	358
Total liabilities	8,851	8,750
Commitments and contingencies (see notes)
Shareholders' Equity:
Preferred stock, no par value, 30,000,000 shares authorized; none issued and outstanding as of September 30, 2024 and December 31, 2023	0	0
Common stock, no par value, 160,000,000 shares authorized; 105,455,590 and 101,159,609 shares issued and outstanding as of September 30 2024 and December 31, 2023, respectively	2,123	2,118
Accumulated other comprehensive loss	(4)	(4)
Retained earnings	1,725	1,680
Total shareholders' equity	3,844	3,794
Total liabilities and shareholders' equity	$ 12,695	$ 12,544