Income Taxes - Components of the provision for income taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Current income tax provision:
U.S. Federal	$ (20)	$ 117	$ 36
Non-U.S.	143	109	150
U.S. State	(2)	2	3
Current income tax provision	121	228	189
Deferred income tax provision (benefit):
U.S. Federal	72	(283)	33
Non-U.S.	(2)	9	(31)
U.S. State	2	(20)	1
Deferred income tax provision	72	(294)	3
Provision for income taxes and effective rate	$ 193	$ (66)	$ 192