v3.7.0.1
Document and Entity Information - USD ($)
12 Months Ended
Apr. 01, 2017
May 12, 2017
Sep. 30, 2016
Entity Registrant Name RALPH LAUREN CORP    
Entity Central Index Key 0001037038    
Document Type 10-K    
Document Period End Date Apr. 01, 2017    
Amendment Flag false    
Document Fiscal Year Focus 2017    
Document Fiscal Period Focus FY    
Current Fiscal Year End Date --04-01    
Entity Filer Category Large Accelerated Filer    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Public Float     $ 5,674,524,328
Common stock, Class A      
Entity Common Stock, Shares Outstanding   55,113,976  
Common stock, Class B      
Entity Common Stock, Shares Outstanding   25,881,276