v2.4.0.8
Document and Entity Information
6 Months Ended
Aug. 01, 2015
Sep. 08, 2015
Document And Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Aug. 01, 2015  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q2  
Trading Symbol ck0001639300  
Entity Registrant Name Ollie's Bargain Outlet Holdings, Inc.  
Entity Central Index Key 0001639300  
Current Fiscal Year End Date --01-30  
Entity Filer Category Non-accelerated Filer  
Entity Common Stock, Shares Outstanding   58,467,840