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EARNINGS PER SHARE (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Class A Common Stock [Member]        
Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]        
Net Income (Loss) Available to Common Stockholders, Basic $ 464 $ 1,314 $ 833 $ (17,499)
Net Income (Loss) Available to Common Stockholders, Diluted $ 464 $ 1,314 $ 833 $ (17,499)
Weighted Average Number of Shares Outstanding, Diluted [Abstract]        
Common Shares Outstanding 10,794,000 11,609,000 10,794,000 11,609,000
Effect of Weighting 72 0 564 0
Weighted Average Shares - Basic and Diluted 10,866,087 11,608,555 11,358,346 11,608,555
Income (Loss) Per Share - Basic $ 0.04 $ 0.11 $ 0.07 $ (1.51)
Income (Loss) Pe Share - Diluted $ 0.04 $ 0.11 $ 0.07 $ (1.51)
Class B Common Stock [Member]        
Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]        
Net Income (Loss) Available to Common Stockholders, Basic $ 1 $ 4 $ 2 $ (48)
Net Income (Loss) Available to Common Stockholders, Diluted $ 1 $ 4 $ 2 $ (48)
Weighted Average Number of Shares Outstanding, Diluted [Abstract]        
Weighted Average Shares - Basic and Diluted 31,938 31,938 31,938 31,938
Income (Loss) Per Share - Basic $ 0.04 $ 0.11 $ 0.07 $ (1.51)
Income (Loss) Pe Share - Diluted $ 0.04 $ 0.11 $ 0.07 $ (1.51)