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Employee Benefit Plan (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jan. 01, 2021
Dec. 27, 2019
Jan. 01, 2021
Dec. 27, 2019
Defined Benefit Plan Disclosure [Line Items]        
Pension benefit plan, net of tax $ 31 $ 8 $ 62 $ 15
Net periodic benefit cost 420      
Expected employer contributions 957   957  
Pension Plan        
Defined Benefit Plan Disclosure [Line Items]        
Net periodic benefit cost   $ 296 833 $ 592
Expected employer contributions 957   957  
Pension Plan | Other Noncurrent Liabilities        
Defined Benefit Plan Disclosure [Line Items]        
Net funded status of plan, liability position $ 12,948   $ 12,948