Condensed Statements of Capitalization (Unaudited) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Beginning balance	$ 5,502	$ 5,001	$ 5,322	$ 4,723
Net Income (Loss)	188	136	302	199
Equity contributions from Parent	125	120	275	420
Dividends to Parent	(114)	(63)	(198)	(148)
Ending balance	5,701	5,194	5,701	5,194
Common Stock [Member]
Beginning balance	$ 5,255	$ 4,805	$ 5,105	$ 4,505
Beginning balance	10	10	10	10
Equity contributions from Parent	$ 125	$ 120	$ 275	$ 420
Ending balance	$ 5,380	$ 4,925	$ 5,380	$ 4,925
Ending balance	10	10	10	10
Retained Earnings [Member]
Beginning balance	$ 248	$ 197	$ 218	$ 219
Net Income (Loss)	188	136	302	199
Dividends to Parent	(114)	(63)	(198)	(148)
Ending balance	322	270	322	270
Accumulated Other Comprehensive Loss [Member]
Beginning balance	(1)	(1)	(1)	(1)
Ending balance	$ (1)	$ (1)	$ (1)	$ (1)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details

- Definition

Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest.

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