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Note J - Long-term Debt (Details Textual)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Jun. 30, 2022
USD ($)
Jan. 27, 2021
Sep. 30, 2022
USD ($)
Dec. 25, 2020
USD ($)
Jun. 30, 2019
Jun. 29, 2018
USD ($)
Long-Term Debt, Current Maturities, Total $ 2,000   $ 2,000      
Principal Paid on Sale Leaseback Liabilities     19      
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Bank of Montreal [Member]            
Derivative, Notional Amount     $ 13,000     $ 20,000
Minimum [Member]            
Sale Leaseback Transactions, Implied Interest Rate         7.00%  
Maximum [Member]            
Sale Leaseback Transactions, Term (Year)         5 years  
Sale Leaseback Transactions, Implied Interest Rate         25.00%  
The Ninth Amendment [Member] | BMO [Member] | Revolving Credit Facility [Member]            
Line of Credit Facility, Maximum Borrowing Capacity $ 40,000          
The Ninth Amendment [Member] | BMO [Member] | Revolving Credit Facility [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate 1.25%          
The Ninth Amendment [Member] | BMO [Member] | Revolving Credit Facility [Member] | Maximum [Member]            
Total Funded Debt To EBITDA Allowable Ratio     3.50      
Fixed Charge Coverage Ratio     1.10      
The Ninth Amendment [Member] | BMO [Member] | Revolving Credit Facility [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate 2.75%          
The Ninth Amendment [Member] | BMO [Member] | Letter of Credit [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate 1.25%          
The Ninth Amendment [Member] | BMO [Member] | Letter of Credit [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate 2.75%          
Forbearance Agreement [Member] | BMO [Member] | Minimum [Member]            
EBITDA       $ 2,500    
Forbearance Agreement [Member] | BMO [Member] | Revolving Credit Facility [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate   3.25%        
The 2018 Credit Agreement [Member] | BMO [Member]            
Long-Term Debt, Current Maturities, Total     $ 2,000      
The 2018 Credit Agreement [Member] | BMO [Member] | Revolving Credit Facility [Member]            
Debt Instrument, Interest Rate During Period     3.73%      
Line of Credit Facility, Current Borrowing Capacity     $ 40,000      
Line of Credit Facility, Remaining Borrowing Capacity     15,939      
Term Loan [Member] | The Ninth Amendment [Member]            
Debt Agreement, Maximum Borrowing Capacity $ 20,000          
Term Loan [Member] | The Ninth Amendment [Member] | BMO [Member]            
Debt Instrument, Covenant, Minimum Tangible Net Worth Plus Half of Net Income     $ 100,000      
Term Loan [Member] | The Ninth Amendment [Member] | BMO [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate 1.375%          
Term Loan [Member] | The Ninth Amendment [Member] | BMO [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate 2.875% 3.875%        
Term Loan [Member] | The 2018 Credit Agreement [Member] | BMO [Member]            
Debt Instrument, Interest Rate During Period     4.61%      
Unused Revolving Credit Commitment [Member] | The Ninth Amendment [Member] | BMO [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate 10.00%          
Unused Revolving Credit Commitment [Member] | The Ninth Amendment [Member] | BMO [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate 15.00%          
Unused Revolving Credit Commitment [Member] | Forbearance Agreement [Member] | BMO [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate   20.00%