XML 12 R1.htm IDEA: XBRL DOCUMENT v3.21.1
Document and Entity Information - shares
 3 Months Ended
May 01, 2021
Jun. 04, 2021
Document Document And Entity Information [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date May 01, 2021  
Document Transition Report false  
Entity File Number 001-12951  
Entity Registrant Name BUCKLE, INC  
Entity Incorporation, State or Country Code NE  
Entity Tax Identification Number 47-0366193  
Entity Address, Address Line One 2407 West 24th Street  
Entity Address, City or Town Kearney  
Entity Address, State or Province NE  
Entity Address, Postal Zip Code 68845-4915  
City Area Code 308  
Local Phone Number 236-8491  
Title of 12(b) Security Common Stock, $0.01 par value  
Trading Symbol BKE  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   49,788,891
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q1  
Entity Central Index Key 0000885245  
Current Fiscal Year End Date --01-29  
Amendment Flag false