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Business Acquisitions - Narrative (Details)
$ in Thousands
9 Months Ended
Sep. 19, 2016
USD ($)
employee
location
state
May 27, 2017
USD ($)
business
Business Acquisition [Line Items]    
Number of business acquisitions completed | business   4
Aggregate purchase price   $ 122,700
Arrow Uniform    
Business Acquisition [Line Items]    
Aggregate purchase price $ 118,300  
Contingent consideration $ 1,500  
Number of locations | location 12  
Number of employees | employee 700  
Number of Midwestern states | state 5  
Cash paid upon closing for the acquisition $ 119,900  
Receivable due from seller $ 7,365  
Arrow Uniform | Prepaid Expenses and Other Current Assets    
Business Acquisition [Line Items]    
Receivable due from seller   $ 1,600