Annual report pursuant to Section 13 and 15(d)

Long-Term Debt (Narrative) (Details)

v3.22.0.1
Long-Term Debt (Narrative) (Details)
Jul. 30, 2021
USD ($)
Dec. 26, 2021
USD ($)
Line of Credit Facility, Wells Fargo Bank $ 25,000,000  
Long-term debt   $ 0
Revolving Credit Facility [Member]    
Credit facility maximum borrowing capacity 35,000,000  
Line of Credit Facility Additional Borrowing Capacity $ 25,000,000  
Line of credit facility, covenant lease adjusted leverage ratio 3.50  
Line of credit facility, fixed charge coverage ratio, floor 1.25  
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 0.125%  
Line of credit facility, consolidated total lease adjusted leverage ratio, ceiling 4.00  
Revolving Credit Facility [Member] | Federal Funds Rate [Member]    
Basis spread on variable rate 0.50%  
Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR)    
Basis spread on variable rate 1.00%  
Maximum | Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR)    
Basis spread on variable rate 2.00%  
Maximum | Revolving Credit Facility [Member] | Base Rate [Member]    
Basis spread on variable rate 1.00%  
Minimum | Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR)    
Basis spread on variable rate 1.50%  
Minimum | Revolving Credit Facility [Member] | Base Rate [Member]    
Basis spread on variable rate 0.50%