Cash, Cash Equivalents, and Marketable Securities (Details) - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2021	Dec. 31, 2020	Sep. 30, 2020	Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total cash and cash equivalents	$ 27,429	$ 25,243
Restricted cash	195	692
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	27,624	25,935	$ 24,472	$ 17,741
Operating Segments | Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total cash and cash equivalents	12,963	14,349
Restricted cash	129	647
Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total cash and cash equivalents	14,466	10,894
Debt Securities, Available-for-sale	15,464	16,296
Restricted cash	66	45
U.S. government | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	2,750	2,938
U.S. government agencies | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	2,253	2,603
Non-U.S. government and agencies | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	3,559	2,957
Corporate debt | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	6,672	7,583
Equities (a)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Marketable Securities, Unrealized Gain (Loss)	(2)	24
Other marketable securities | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	230	215
Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	10,846	10,577
Cash, Cash Equivalents, and Short-term Investments	16,583	14,666
Debt Securities, Available-for-sale	18,997	24,718
Fair Value, Recurring | Operating Segments | Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	3,164	5,582
Cash, Cash Equivalents, and Short-term Investments	9,799	8,767
Debt Securities, Available-for-sale	2,046	4,860
Fair Value, Recurring | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	7,682	4,995
Cash, Cash Equivalents, and Short-term Investments	6,784	5,899
Debt Securities, Available-for-sale	16,951	19,858
Fair Value, Recurring | Level 1 [Member] | U.S. government
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	7,588	6,195
Debt Securities, Available-for-sale	3,760	5,791
Fair Value, Recurring | Level 1 [Member] | U.S. government | Operating Segments | Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	1,715	3,255
Debt Securities, Available-for-sale	448	1,082
Fair Value, Recurring | Level 1 [Member] | U.S. government | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	5,873	2,940
Debt Securities, Available-for-sale	3,312	4,709
Fair Value, Recurring | Level 1 [Member] | Equities (a)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	13	113
Fair Value, Recurring | Level 1 [Member] | Equities (a) | Operating Segments | Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	0	0
Fair Value, Recurring | Level 1 [Member] | Equities (a) | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	13	113
Fair Value, Recurring | Level 2 [Member] | U.S. government agencies
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	330	1,490
Debt Securities, Available-for-sale	2,528	3,744
Fair Value, Recurring | Level 2 [Member] | U.S. government agencies | Operating Segments | Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	0	640
Debt Securities, Available-for-sale	175	485
Fair Value, Recurring | Level 2 [Member] | U.S. government agencies | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	330	850
Debt Securities, Available-for-sale	2,353	3,259
Fair Value, Recurring | Level 2 [Member] | Non-U.S. government and agencies
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	1,404	1,317
Debt Securities, Available-for-sale	5,714	7,141
Fair Value, Recurring | Level 2 [Member] | Non-U.S. government and agencies | Operating Segments | Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	454	717
Debt Securities, Available-for-sale	878	2,693
Fair Value, Recurring | Level 2 [Member] | Non-U.S. government and agencies | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	950	600
Debt Securities, Available-for-sale	4,836	4,448
Fair Value, Recurring | Level 2 [Member] | Corporate debt
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	1,524	1,575
Debt Securities, Available-for-sale	6,480	7,403
Fair Value, Recurring | Level 2 [Member] | Corporate debt | Operating Segments | Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	995	970
Debt Securities, Available-for-sale	291	308
Fair Value, Recurring | Level 2 [Member] | Corporate debt | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	529	605
Debt Securities, Available-for-sale	6,189	7,095
Fair Value, Recurring | Level 2 [Member] | Other marketable securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	502	526
Fair Value, Recurring | Level 2 [Member] | Other marketable securities | Operating Segments | Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	254	292
Fair Value, Recurring | Level 2 [Member] | Other marketable securities | Operating Segments | Company excluding Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-sale	$ 248	$ 234