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GOODWILL AND OTHER INTANGIBLE ASSETS - Narrative (Details) - USD ($)
12 Months Ended
Nov. 30, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]        
Goodwill impairment $ 0      
Impairment of intangibles   $ 0 $ 153,000 $ 0
Amortization expense   $ (1,275,000) (1,569,000) $ (1,570,000)
Other client relationship intangibles        
Finite-Lived Intangible Assets [Line Items]        
Other intangible, fully amortized     149,000  
Other client relationship intangibles | Discontinued Operations        
Finite-Lived Intangible Assets [Line Items]        
Impairment of intangibles     153,000  
Intangible assets, reduction of gross carrying value     $ 350,000