Income Taxes - Valuation Allowances Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Carryforwards	$ 505	$ 285
Valuation allowance	146	176	$ 276	$ 235
Deferred tax assets, net operating losses	461
Deferred tax assets, net operating losses, expiring within 5 years	$ 57
Deferred tax assets, net operating losses, expiring within 5 years, period	5 years
Deferred tax assets, net operating losses, expiring after 5 years	$ 18
Deferred tax assets, net operating losses, expiring after 5 years, period	5 years
Deferred tax assets, net operating losses, no expiration	$ 386
Deferred tax assets, tax credit carryforwards	44
Deferred tax assets, tax credit carryforwards, expiring within 5 years	$ 3
Deferred tax assets, tax credit carryforwards, expiring within 5 years period	5 years
Deferred tax assets, tax credit carryforwards, expiring after 5 years	$ 38
Deferred tax assets, tax credit carryforwards, expiring after 5 years period	5 years
Deferred tax assets, tax credit carryforwards, no expiration	$ 3
Accrued income taxes	535
Undistributed earnings of foreign subsidiaries	5,000
Unrecognized tax benefits	$ 292	$ 304	$ 325	$ 387