Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2019	Jun. 17, 2021
Cover [Abstract]
Entity Registrant Name	TANDY LEATHER FACTORY INC
Entity Central Index Key	0000909724
Current Fiscal Year End Date	--12-31
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jun. 30, 2019
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q2
Entity Address, State or Province	TX
Entity Current Reporting Status	No
Entity Interactive Data Current	No
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		8,663,921