Annual report pursuant to Section 13 and 15(d)

DEBT OBLIGATIONS - Debt Obligations (Details)

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DEBT OBLIGATIONS - Debt Obligations (Details) - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument    
Weighted Average Funding Cost 6.03%  
Weighted average life 3 years 3 months 18 days  
Less current portion of obligations under finance leases $ 5,400,000 $ 6,470,000
Total debt obligations    
Debt Instrument    
Outstanding Face Amount 65,479,000 70,225,000
Carrying Value $ 65,649,000 70,403,000
Weighted Average Funding Cost 3.17%  
Weighted average life 11 years 2 months 12 days  
Face Amount of Floating Rate Debt $ 51,204,000  
Credit Facilities and Capital Leases    
Debt Instrument    
Outstanding Face Amount 14,475,000 19,221,000
Carrying Value $ 14,475,000 19,221,000
Weighted Average Funding Cost 5.97%  
Weighted average life 3 years 8 months 12 days  
Face Amount of Floating Rate Debt $ 200,000  
Vineyard II    
Debt Instrument    
Outstanding Face Amount 200,000 200,000
Carrying Value $ 200,000 200,000
Weighted Average Coupon - rate 2.43%  
Weighted Average Funding Cost 2.38%  
Weighted average life 22 years  
Face Amount of Floating Rate Debt $ 200,000  
Finance Leases (Equipment)    
Debt Instrument    
Outstanding Face Amount 14,275,000 19,021,000
Carrying Value 14,275,000 19,021,000
Face Amount of Floating Rate Debt $ 0  
Finance Leases (Equipment) | Minimum    
Debt Instrument    
Weighted Average Coupon - rate 3.50%  
Finance Leases (Equipment) | Maximum    
Debt Instrument    
Weighted Average Coupon - rate 15.00%  
Less current portion of obligations under finance leases    
Debt Instrument    
Outstanding Face Amount $ 5,400,000 6,470,000
Less current portion of obligations under finance leases 5,400,000 6,470,000
Credit facilities and obligations under finance leases - noncurrent    
Debt Instrument    
Outstanding Face Amount 9,075,000 12,751,000
Credit facilities and obligations under finance leases - noncurrent 9,075,000 12,751,000
Junior subordinated notes payable    
Debt Instrument    
Outstanding Face Amount 51,004,000 51,004,000
Carrying Value $ 51,174,000 $ 51,182,000
Weighted Average Funding Cost 2.38%  
Weighted average life 13 years 4 months 2 days  
Face Amount of Floating Rate Debt $ 51,004,000  
Junior subordinated notes payable | LIBOR    
Debt Instrument    
Weighted Average Coupon - spread on basis for variable rate 2.25%