Document and Entity Information - shares	6 Months Ended
	Aug. 01, 2015	Sep. 08, 2015
Document 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	PSUN
Entity Registrant Name	PACIFIC SUNWEAR OF CALIFORNIA INC
Entity Central Index Key	0000874841
Current Fiscal Year End Date	--01-30
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		70,079,068