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Long-Term Debt (Detail) - USD ($)
3 Months Ended
Oct. 01, 2016
Jul. 02, 2016
Aug. 06, 2015
Sep. 03, 2014
Debt Disclosure [Line Items]        
Long-term Debt $ 25,000,000 $ 26,300,000   $ 35,000,000
Line of Credit Facility, Amount Outstanding 23,000,000 18,100,000    
Letters of Credit Outstanding, Amount 400,000 400,000    
Additional availability of line of credit 21,600,000 $ 26,500,000    
Debt Instrument, Periodic Payment, Principal 1,250,000      
2017 (1) 5,000,000      
2018 5,000,000      
2019 34,246,000      
Total 47,996,000      
Long-term Debt, Maturities, Repayment of Principal, Remainder of Fiscal Year $ 3,750,000      
Line of Credit | One-Month London Interbank Offered Rate        
Debt Disclosure [Line Items]        
Variable rate on line of credit facility (percent) 1.50%      
Line of Credit | Federal Funds Rate        
Debt Disclosure [Line Items]        
Variable rate on line of credit facility (percent) 1.50%      
Wells Fargo Bank        
Debt Disclosure [Line Items]        
Increase in revolving line of credit     $ 45,000,000.0  
Debt Instrument, Basis Spread on Variable Rate, 1.75% | Term Loan | Fixed Rate        
Debt Disclosure [Line Items]        
Variable rate on line of credit facility (percent) 1.75%      
Debt Instrument, Basis Spread on Variable Rate, 1.75% | Line of Credit | Fixed Rate        
Debt Disclosure [Line Items]        
Variable rate on line of credit facility (percent) 1.75%      
Debt Instrument, Basis Spread on Variable Rate, 2.00% | Term Loan | Fixed Rate        
Debt Disclosure [Line Items]        
Variable rate on line of credit facility (percent) 2.00%      
Debt Instrument, Basis Spread on Variable Rate, 2.00% | Line of Credit | Fixed Rate        
Debt Disclosure [Line Items]        
Variable rate on line of credit facility (percent) 2.00%      
Debt Instrument, Basis Spread on Variable Rate, 2.25% | Term Loan | Fixed Rate        
Debt Disclosure [Line Items]        
Variable rate on line of credit facility (percent) 2.25%      
Debt Instrument, Basis Spread on Variable Rate, 2.25% | Line of Credit | Fixed Rate        
Debt Disclosure [Line Items]        
Variable rate on line of credit facility (percent) 2.25%      
Minimum        
Debt Disclosure [Line Items]        
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate 2.52689% 2.45%    
Maximum        
Debt Disclosure [Line Items]        
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate 3.50% 3.50%