Quarterly report pursuant to Section 13 or 15(d)

Debt - Components of debt (Details)

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Debt - Components of debt (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Debt Instruments [Abstract]    
Long term debt $ 12,576 $ 10,270
Less current portion 979 855
Total long term debt 11,597 9,415
Term Loan    
Debt Instruments [Abstract]    
Long term debt 5,216 5,414
Line of credit, net    
Debt Instruments [Abstract]    
Long term debt $ 7,360 $ 4,856
Federal Funds Rate    
Debt Instruments [Abstract]    
Basis spread on variable interest rate 2.85%  
Floor interest rate 2.50%  
LIBOR    
Debt Instruments [Abstract]    
Basis spread on variable interest rate   2.50%
Floor interest rate   2.50%