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Income Taxes - Schedule of Reserve for Uncertain Tax Positions That May be Challenged (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Unrecognized Tax Benefits [Roll Forward]    
Gross unrecognized tax benefits, January 1 $ 340 $ 439
Gross increases:    
Current year tax positions 12 16
Prior year tax positions 4 31
Gross decreases:    
Settlements (8) (133)
Prior year tax positions (8) (6)
Statute of limitation lapses (110) (7)
Gross unrecognized tax benefits, December 31 $ 230 $ 340