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Note 7 - Debt and Credit Agreements (Tables)
3 Months Ended
Mar. 31, 2021
Notes Tables  
Schedule of Debt [Table Text Block]
   
March 31,
   
December 31,
 
   
2021
   
2020
 
Line of credit
  $
4,468
    $
1,245
 
PPP Loans
   
9,151
     
9,151
 
Other notes payable
   
609
     
163
 
Long-term debt
   
228
     
228
 
Less: Current portion
   
(5,076
)    
(1,406
)
Long-term debt, net of current maturities
  $
9,380
    $
9,381