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Note 12 - Debt (Details Textual) - USD ($)
$ in Thousands
1 Months Ended
Dec. 29, 2021
Oct. 28, 2021
Oct. 15, 2021
Apr. 30, 2020
Proceeds from Paycheck Protection Program Under CARES Act       $ 2,829
October 2021 Agreement [Member] | M&T Bank [Member]        
Debt Instrument, Term (Year)     5 years  
Debt Instrument, Interest Rate in Event of Default     2.00%  
October 2021 Agreement [Member] | M&T Bank [Member] | Revolving Credit Facility [Member]        
Line of Credit Facility, Maximum Borrowing Capacity     $ 10,000  
October 2021 Agreement [Member] | M&T Bank [Member] | Term Note [Member]        
Debt Instrument, Face Amount     $ 25,000  
Debt Instrument, Draw Period (Year)     2 years  
Proceeds from Issuance of Long-term Debt, Total $ 8,500 $ 12,000    
Debt Instrument, Interest Rate, Effective Percentage 2.10% 3.20%