Document and Entity Information (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Feb. 02, 2013	Apr. 01, 2013	Jul. 28, 2012
Entity Information [Line Items]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Feb. 02, 2013
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	FY
Trading Symbol	PSUN
Entity Registrant Name	PACIFIC SUNWEAR OF CALIFORNIA INC
Entity Central Index Key	0000874841
Current Fiscal Year End Date	--02-02
Entity Well-known Seasoned Issuer	No
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		68,387,591
Entity Public Float			$ 105