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NET INCOME PER COMMON SHARE - Additional Information (Details) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Earnings Per Share [Abstract]        
Antidilutive securities excluded from calculation of diluted EPS 0 0 0 0