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Document and Entity Information - shares
9 Months Ended
Mar. 26, 2016
Apr. 21, 2016
Document and Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Mar. 26, 2016  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3  
Trading Symbol GK  
Entity Registrant Name G&K SERVICES INC  
Entity Central Index Key 0000039648  
Current Fiscal Year End Date --07-02  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   19,756,009