| Document and Entity Information | Mar. 22, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Mar. 22, 2024 |
| Entity File Number | 1-12368 |
| Entity Registrant Name | Tandy Leather Factory, Inc. |
| Entity Central Index Key | 0000909724 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 75-2543540 |
| Entity Address, Address Line One | 1900 Southeast Loop 820 |
| Entity Address, City or Town | Fort Worth |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 76140 |
| City Area Code | 817 |
| Local Phone Number | 872-3200 |
| Title of 12(b) Security | Common Stock, par value $0.0024 |
| Trading Symbol | TLF |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
