Income Taxes Income Taxes - Gross Unrecognized Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Tax Contingency [Line Items]
Unrecognized Tax Benefits, Beginning Balance	$ 263	$ 390	$ 357
Decreases related to positions taken on items from prior years	(1)	(4)	0
Increases related to positions taken on items from prior years	94	13	23
Increases related to positions taken in the current year	9	12	16
Settlement of uncertain tax positions with tax authorities	(24)	(140)	(4)
Decreases due to expiration of statutes of limitations	(5)	(5)	(2)
Exchange (gain) loss	(1)	(3)	0
Unrecognized Tax Benefits, Ending Balance	335	263	390
Total unrecognized tax benefits that, if recognized, would impact the effective tax rate	243	176	173
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	(9)	(4)	1
Total accrual (receivable) for interest and penalties associated with unrecognized tax benefits	(15)	(2)	$ 11
Tax, Advance deposits made to foreign taxing authority	95	$ 100
Undistributed Earnings of Foreign Subsidiaries	$ 4,158