Document and Entity Information	3 Months Ended
	Sep. 29, 2012	Oct. 29, 2012
Entity Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 29, 2012
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q1
Trading Symbol	GKSR
Entity Registrant Name	G&K SERVICES INC
Entity Central Index Key	0000039648
Current Fiscal Year End Date	--06-29
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		19,122,630