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Long-Term Debt (Detail) - USD ($)
3 Months Ended
Oct. 02, 2021
Jul. 03, 2021
Nov. 24, 2020
Aug. 14, 2020
Debt Disclosure [Line Items]        
Increase in revolving line of credit       $ 93,000,000
Line of Credit Facility, Amount Outstanding $ 101,300,000 $ 90,900,000    
Additional availability of line of credit 12,000,000 2,100,000    
Letters of Credit Outstanding, Amount 300,000 300,000    
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate     552.00% 4.85%
2022 (1) 1,611,000      
2023 2,190,000      
2024 2,239,000      
2025 2,290,000      
2026 1,187,000      
Thereafter 101,332,000      
Total debt 110,849,000      
Unamortized debt issuance costs (572,000)      
Long-term debt, net of debt issuance costs 110,277,000      
Equipment Term Loan        
Debt Disclosure [Line Items]        
Debt Instrument, Periodic Payment, Principal 94,000      
Long-term debt, net of debt issuance costs 4,000,000 $ 4,200,000   $ 5
JZ Equipment Term Loan (Domain) [Domain]        
Debt Disclosure [Line Items]        
Debt Instrument, Periodic Payment, Principal 100,000      
Long-term debt, net of debt issuance costs $ 5,500,000   $ 6,000,000  
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) 2.50%      
Minimum        
Debt Disclosure [Line Items]        
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate 3.25% 3.25%    
Maximum        
Debt Disclosure [Line Items]        
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate 5.52% 5.52%