Condensed Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Property, plant and equipment
Utility plant, at original costs	$ 13,852	$ 13,655
Accumulated depreciation	(3,476)	(3,443)
Utility plant, net	10,376	10,212
Other property	16	16
Total property, plant and equipment, net	10,392	10,228
Current assets
Cash and cash equivalents	6	5
Receivables, less allowance for credit losses of $2 and $2 at March 31, 2024 and December 31, 2023, respectively	243	286
Inventories, at average cost
Regulatory assets	109	161
Prepayments and other current assets	27	32
Total current assets	618	720
Other assets
Regulatory assets	832	827
Other	75	56
Total other assets	907	883
Total assets	11,917	11,831
Capitalization
Common stock	4,805	4,505
Accumulated other comprehensive loss	(1)	(1)
Retained earnings	197	219
Total capital	5,001	4,723
Long-term debt	3,933	3,933
Total capitalization	8,934	8,656
Current liabilities
Long-term debt due within one year	300	300
Notes payable	56	209
Accounts payable	226	354
Customer deposits	122	121
Regulatory liabilities	91	94
Accrued interest	49	28
Accrued taxes	32	14
Other	49	43
Total current liabilities	934	1,173
Long-term liabilities
Deferred income taxes	891	880
Regulatory liabilities	730	701
Investment tax credits	235	237
Deferred credits and other liabilities	193	184
Total long-term liabilities	2,049	2,002
Commitments and Contingencies (see Note 8)
Total liabilities and capitalization	11,917	11,831
Related Party [Member]
Current assets
Due from affiliates	13	19
Current liabilities
Due to affiliates	9	10
Fuel [Member]
Inventories, at average cost
Utility inventories	35	36
Materials and Supplies [Member]
Inventories, at average cost
Utility inventories	$ 185	$ 181