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COMMITMENTS AND CONTINGENCIES Narratives (Details) - USD ($)
3 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Mar. 31, 2020
Dec. 31, 2019
Loss Contingencies [Line Items]        
Loss Contingency Quarterly Accrual Payments until settled $ 200,000      
Off-Balance Sheet, Credit Loss, Liability $ 2,974,000 $ 1,644,000 $ 1,033,000 $ 157,000