Description of Business, Accounting Policies, and Supplemental Disclosures - Other Income (Expense), Net (Details) - USD ($) shares in Millions, $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Accounting Policies [Abstract]
Marketable equity securities valuation gains (losses)		$ 11,526	$ 525	$ 7
Equity warrant valuation gains (losses)		1,315	1,527	11
Upward adjustments relating to equity investments in private companies		1,866	342	328
Foreign currency gains (losses)		(55)	35	(20)
Other, net		(19)	(58)	(123)
Total other income (expense), net		14,633	2,371	203
Schedule of Equity Method Investments [Line Items]
Marketable equity securities valuation gains (losses)		11,526	525	7
Equity investment, discount due to lack of marketability		800
Loss from operations		24,879	22,899	14,541
Net income (loss)		33,364	21,331	11,588
Total current assets		161,580	132,733
Total assets		420,549	321,195	225,248
Current liabilities		142,266	126,385
Rivian
Accounting Policies [Abstract]
Marketable equity securities valuation gains (losses)		11,800
Schedule of Equity Method Investments [Line Items]
Marketable equity securities valuation gains (losses)		$ 11,800
Equity investment, shares held (in shares)		158
Equity investment, ownership interest		18.00%
Equity investment, voting interest		16.00%
Equity investment, fair value		$ 15,600
Revenue	$ 1		0	0
Gross profit	(82)		0	0
Loss from operations	(1,766)		(1,021)	(409)
Net income (loss)	(2,227)		(1,018)	$ (426)
Total current assets	5,345		3,016
Total assets	8,488		4,602
Current liabilities	1,047		611
Total liabilities	4,201		742
Contingently redeemable convertible preferred stock	$ 7,894		$ 5,244