Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Tax Disclosure [Abstract]
Benefit (provision) for income taxes	$ (34)	$ (226)
Effective income tax rate	7.20%	19.60%
Income tax benefit, reorganization of international operations	$ 78
Benefit from loss on extinguishment of debt, loss on marketable securities and other discrete tax items	$ 25
Percentage point decrease in effective tax rate	16.20%	1.90%
Discrete tax benefit		$ 21
Benefit from restructuring and other corporate matters, depreciation on abandoned technology and other discrete tax items		$ 25