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EARNINGS PER COMMON SHARE - Average Shares Excluded from Earnings Per Common Share (Detail) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Earnings Per Share [Abstract]        
Average shares excluded from the diluted earnings per common share calculation (in shares) 40,778 0 15,301 6