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 | | |