STATEMENTS OF COMMON STOCKHOLDER'S EQUITY - USD ($) $ in Millions	Total	Common stock	Additional Paid In Capital	Retained Earnings	AOCI Attributable to Parent
Beginning Balance (in shares) at Dec. 31, 2022		100
Beginning Balance at Dec. 31, 2022	$ 3,850	$ 0	$ 3,311	$ 540	$ (1)
Increase (Decrease) in Stockholder's Equity
Net Income (Loss) Attributable to Parent	384			384
Common dividends declared to parent	(307)			(307)
Contribution of capital by parent	59		59
Ending Balance (in shares) at Dec. 31, 2023		100
Ending Balance at Dec. 31, 2023	3,986	$ 0	3,370	617	(1)
Increase (Decrease) in Stockholder's Equity
Net Income (Loss) Attributable to Parent	394			394
Common dividends declared to parent	(419)			(419)
Contribution of capital by parent	$ 277		277
Ending Balance (in shares) at Dec. 31, 2024	100	100
Ending Balance at Dec. 31, 2024	$ 4,238	$ 0	3,647	592	(1)
Increase (Decrease) in Stockholder's Equity
Net Income (Loss) Attributable to Parent	395			395
Common dividends declared to parent	(365)			(365)
Contribution of capital by parent	$ 574		574
Ending Balance (in shares) at Dec. 31, 2025	100	100
Ending Balance at Dec. 31, 2025	$ 4,842	$ 0	$ 4,221	$ 622	$ (1)