v3.25.1
Document And Entity Information - USD ($)
 12 Months Ended
Feb. 01, 2025
Apr. 14, 2025
Aug. 03, 2024
Document Information [Line Items]      
Entity Central Index Key 0001113809    
Entity Registrant Name BUILD-A-BEAR WORKSHOP INC    
Amendment Flag false    
Current Fiscal Year End Date --02-01    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2024    
Document Type 10-K    
Document Annual Report true    
Document Period End Date Feb. 01, 2025    
Document Transition Report false    
Entity File Number 001-32320    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 43-1883836    
Entity Address, Address Line One 415 South 18th St.    
Entity Address, City or Town St. Louis    
Entity Address, State or Province MO    
Entity Address, Postal Zip Code 63103    
City Area Code 314    
Local Phone Number 423-8000    
Title of 12(b) Security Common Stock, par value $0.01 per share    
Trading Symbol BBW    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 345,900,000
Entity Common Stock, Shares Outstanding   13,144,130  
Auditor Firm ID 42    
Auditor Name Ernst & Young LLP    
Auditor Location St. Louis, Missouri