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EARNINGS PER SHARE - Additional Information (Detail) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Earnings Per Share [Abstract]        
Shares excluded from diluted earnings per share that may be issued upon the exercise of employee stock options because such effect would be antidilutive 0 300,000 0 300,000