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INCOME TAXES (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Income Tax Disclosure [Abstract]        
Effective income tax rate     (4.10%) (53.80%)
Income tax provision $ 268,000 $ 1,199,000 $ 612,000 $ 3,793,000
Unrecognized tax benefits 2,500,000 1,900,000 2,500,000 1,900,000
Income tax penalties and interest accrued related to unrecognized tax benefits $ 0 $ 0 $ 0 $ 0