Cash, Cash Equivalents, and Marketable Securities (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2021	Dec. 31, 2020	Jun. 30, 2020	Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total cash and cash equivalents	$ 22,955	$ 25,243
Restricted cash	207	692
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	23,162	25,935	$ 31,181	$ 17,741
Operating Segments | Ford Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total cash and cash equivalents	13,938	14,349
Restricted cash	143	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	9,017	10,894
Debt Securities, Available-for-sale	15,400	16,296
Restricted cash	64	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	2,817	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	2,161	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	3,624	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	6,561	7,583
Equities (a)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Marketable Securities, Unrealized Gain (Loss)	(19)	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	237	215
Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	4,133	10,577
Cash, Cash Equivalents, and Short-term Investments	18,822	14,666
Debt Securities, Available-for-sale	18,081	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	1,503	5,582
Cash, Cash Equivalents, and Short-term Investments	12,435	8,767
Debt Securities, Available-for-sale	2,055	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	2,630	4,995
Cash, Cash Equivalents, and Short-term Investments	6,387	5,899
Debt Securities, Available-for-sale	16,026	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	2,420	6,195
Debt Securities, Available-for-sale	3,472	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	416	3,255
Debt Securities, Available-for-sale	550	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	2,004	2,940
Debt Securities, Available-for-sale	2,922	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	80	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	80	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	250	1,490
Debt Securities, Available-for-sale	2,488	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	50	640
Debt Securities, Available-for-sale	225	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	200	850
Debt Securities, Available-for-sale	2,263	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	668	1,317
Debt Securities, Available-for-sale	4,600	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	242	717
Debt Securities, Available-for-sale	718	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	426	600
Debt Securities, Available-for-sale	3,882	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	795	1,575
Debt Securities, Available-for-sale	6,914	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	795	970
Debt Securities, Available-for-sale	293	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	0	605
Debt Securities, Available-for-sale	6,621	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	527	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	269	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	$ 258	$ 234