Accounting Policies and Supplemental Disclosures - Other Income (Expense), Net (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Accounting Policies [Abstract]
Marketable equity securities valuation gains (losses)	$ (8,245)	$ (76)
Equity warrant valuation gains (losses)	(312)	305
Upward adjustments relating to equity investments in private companies	7	1,475
Foreign currency gains (losses)	14	(31)
Other, net	(34)	24
Total other income (expense), net	(8,570)	1,697
Schedule of Investments [Line Items]
Marketable equity securities valuation gains (losses)	(8,245)	(76)
Loss from operations	3,669	8,865
Net loss	(3,844)	$ 8,107	$ 21,413		$ 26,903
Rivian
Accounting Policies [Abstract]
Marketable equity securities valuation gains (losses)	(7,600)
Schedule of Investments [Line Items]
Marketable equity securities valuation gains (losses)	$ (7,600)
Equity investment, shares held (in shares)	158		158
Equity investment, ownership percentage	18.00%		18.00%
Equity investment, voting interest	16.00%		16.00%
Revenues				$ 55		$ 0
Gross profit				(465)		0
Loss from operations				(4,220)		(1,021)
Net loss				$ (4,688)		$ (1,018)