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Recent Accounting Pronouncements - Additional Information (Details) - USD ($)
12 Months Ended
Jun. 24, 2018
Jun. 25, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Retained earnings under the modified retrospective method $ 371,753,000 $ 339,940,000
Estimated future minimum lease payments under non-cancelable operating leases 5,835,000  
ASU 2016-09 [Member]    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Decrease to provision for income taxes for excess tax benefits 230,000  
Maximum [Member] | ASU 2014-09 [Member] | Difference between Revenue Guidance in Effect before and after Topic 606 [Member]    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Retained earnings under the modified retrospective method $ 1,000,000