v3.7.0.1
Document and Entity Information - USD ($)
$ in Millions
12 Months Ended
Jan. 28, 2017
Mar. 24, 2017
Jul. 30, 2016
Entity Registrant Name BON TON STORES INC    
Entity Central Index Key 0000878079    
Document Type 10-K    
Document Period End Date Jan. 28, 2017    
Amendment Flag false    
Current Fiscal Year End Date --01-28    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Non-accelerated Filer    
Entity Public Float     $ 22.5
Document Fiscal Year Focus 2016    
Document Fiscal Period Focus FY    
Common Stock      
Entity Common Stock, Shares Outstanding   18,847,991  
Class A Common Stock      
Entity Common Stock, Shares Outstanding   2,951,490