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DEBT (Details)
Sep. 30, 2021
USD ($)
Jun. 30, 2022
USD ($)
item
Dec. 31, 2021
USD ($)
DEBT      
Restricted IntraFi Network account   $ 5,000,000 $ 5,000,000
Finance lease   $ 26,000  
Revolving credit facility      
DEBT      
Maturity of line of credit extended 1 year    
Maximum borrowing capacity $ 15,000,000    
Percentage of maximum borrowing capacity on eligible accounts receivable 80.00%    
Percentage of maximum borrowing capacity on deposit with lender 100.00%    
Restricted IntraFi Network account $ 5,000,000    
Commitment fee (as a percent) 0.10%    
Minimum tangible net worth $ 55,000,000    
Revolving credit facility | Minimum      
DEBT      
Interest rate (as a percent) 3.50%    
Revolving credit facility | Maximum      
DEBT      
Interest rate (as a percent) 6.00%    
Dominion Letters of Credit      
DEBT      
Number of letters of credit | item   1  
Amount of letter of credit   $ 265,000  
Notes payable to finance companies for insurance      
DEBT      
Aggregate principal amount outstanding   $ 496,000 $ 265,000
Interest rate (as a percent)   4.99% 4.99%
Number of notes payable | item   2