BASIS OF PRESENTATION (Details)	0 Months Ended	12 Months Ended
Jan. 30, 2016 item	Jan. 31, 2015 item	May 02, 2015 item
BASIS OF PRESENTATION
Number of weeks in a fiscal year	52pby_NumberOfWeeksInFiscalYear	52pby_NumberOfWeeksInFiscalYear
Number of operated stores			803us-gaap_NumberOfStores
Number of operated stores owned			226pby_NumberOfStoresOwned
Number of operated stores leased			577pby_NumberOfStoresLeased

Disclosure of the number of weeks included in the financial results of each respective fiscal year.

No definition available.

Name:	pby_NumberOfWeeksInFiscalYear
Namespace Prefix:	pby_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration