| Document and Entity Information Document | Apr. 28, 2021 | Apr. 01, 2021 |
| Document Information [Line Items] | ||
| Entity Central Index Key | 0000038009 | |
| Amendment Flag | false | |
| Entity Emerging Growth Company | false | |
| Document Type | 8-K | |
| Document Period End Date | Apr. 28, 2021 | |
| Entity Incorporation, State or Country Code | DE | |
| Entity Registrant Name | Ford Motor Credit Co LLC | |
| Entity File Number | 1-6368 | |
| Entity Tax Identification Number | 38-1612444 | |
| Entity Address, Address Line One | One American Road | |
| Entity Address, City or Town | Dearborn, | |
| Entity Address, State or Province | MI | |
| Entity Address, Postal Zip Code | 48126 | |
| City Area Code | 313 | |
| Local Phone Number | 322-3000 | |
| Written Communications | false | |
| Soliciting Material | false | |
| Pre-commencement Tender Offer | false | |
| Pre-commencement Issuer Tender Offer | false | |
| F/23E [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 0.623% Notes due June 28, 2023* | |
| Trading Symbol | F/23E | |
| Security Exchange Name | NYSE | |
| F/25i [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 1.355% Notes due February 7, 2025* | |
| Trading Symbol | F/25I | |
| Security Exchange Name | NYSE | |
| F/24M [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 3.021% Notes due March 6, 2024* | |
| Trading Symbol | F/24M | |
| Security Exchange Name | NYSE | |
| F/25K [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 4.535% Notes due March 6, 2025* | |
| Trading Symbol | F/25K | |
| Security Exchange Name | NYSE | |
| F/26N [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 3.350% Notes due Nine Months or More from the Date of Issue due August 20, 2026 | |
| Trading Symbol | F/26N | |
| Security Exchange Name | NYSE | |
| F/21C [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | Floating Rate Notes due May 14, 2021* | |
| Trading Symbol | F/21C | |
| Security Exchange Name | NYSE | |
| F/24L [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | Floating Rate Notes due December 1, 2024* | |
| Trading Symbol | F/24L | |
| Security Exchange Name | NYSE | |
| F/22T [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | Floating Rate Notes due December 7, 2022* | |
| Trading Symbol | F/22T | |
| Security Exchange Name | NYSE | |
| F/23D [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | Floating Rate Notes due November 15, 2023* | |
| Trading Symbol | F/23D | |
| Security Exchange Name | NYSE | |
| F/21AQ [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | Floating Rate Notes due December 1, 2021* | |
| Trading Symbol | F/21AQ | |
| Security Exchange Name | NYSE | |
| F/23G [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 1.514% Notes due February 17, 2023* | |
| Trading Symbol | F/23G | |
| Security Exchange Name | NYSE | |
| F/26AB [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 2.386% Notes due February 17, 2026* | |
| Trading Symbol | F/26AB | |
| Security Exchange Name | NYSE | |
| F/25L [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 2.330% Notes due November 25, 2025* | |
| Trading Symbol | F/25L | |
| Security Exchange Name | NYSE | |
| F/24O [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 4.125% Notes due June 20, 2024* | |
| Trading Symbol | F/24O | |
| Security Exchange Name | NYSE | |
| F/24Q [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 3.683% Notes due December 3, 2024* | |
| Trading Symbol | F/24Q | |
| Security Exchange Name | NYSE | |
| F/24R [Member] | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 1.744% Notes due July 19, 2024* | |
| Trading Symbol | F/24R | |
| Security Exchange Name | NYSE | |
| F/25M | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 3.250% Notes due September 15, 2025* | |
| Trading Symbol | F/25M | |
| Security Exchange Name | NYSE | |
| F/24S | ||
| Document Information [Line Items] | ||
| Title of 12(b) Security | 2.748% Notes due June 14, 2024* | |
| Trading Symbol | F/24S | |
| Security Exchange Name | NYSE |
