v3.23.1
Cover page - USD ($)
$ in Millions
 12 Months Ended
Jan. 29, 2023
Mar. 22, 2023
Jul. 29, 2022
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Jan. 29, 2023    
Current Fiscal Year End Date --01-29    
Document Transition Report false    
Entity File Number 001-33608    
Entity Registrant Name lululemon athletica inc.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 20-3842867    
Entity Address, Address Line One 1818 Cornwall Avenue    
Entity Address, City or Town Vancouver    
Entity Address, State or Province BC    
Entity Address, Postal Zip Code V6J 1C7    
City Area Code 604    
Local Phone Number 732-6124    
Title of 12(b) Security Common Stock, par value $0.005 per share    
Trading Symbol LULU    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 33,762
Entity Common Stock, Shares Outstanding   122,048,680  
Documents Incorporated by Reference Portions of the Proxy Statement for the 2023 Annual Meeting of Stockholders have been incorporated by reference into Part III of this Annual Report on Form 10-K.    
Amendment Flag false    
Document Fiscal Year Focus 2022    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001397187