Income Taxes - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Effective Income Tax Rate Reconciliation [Line Items]
Effective tax rate, before discrete items (as a percent)	21.10%	20.80%
Effective tax rate including discrete items (as a percent)	18.10%	22.90%
Effective income tax rate reconciliation, discrete net tax benefit	$ 21
Other discrete items, tax charge (benefit)	$ (21)	$ 9
Net charge related to expiration of tax holiday		6
Net of tax charge for other small items		1
Germany
Effective Income Tax Rate Reconciliation [Line Items]
Charge for foreign tax reserve		$ 2