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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Accounting Policies [Abstract]        
Impairment charges of long-lived assets $ 0 $ 0 $ 0 $ 0
Impairment of goodwill $ 0 $ 0 $ 0 $ 0
Antidilutive securities excluded from computation of earnings per share (in shares)     9,531,198 10,075,278