EARNINGS (LOSS) PER COMMON SHARE - Additional Information (Detail) - shares shares in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Stock Options
Antidilutive shares excluded from computation of diluted earnings per share
Shares excluded from computation of diluted earnings per share	4,631	4,743	4,697	4,732
Shares excluded from computation of diluted loss per share (in shares)			307
Restricted Stock Units (RSUs)
Antidilutive shares excluded from computation of diluted earnings per share
Shares excluded from computation of diluted earnings per share	151	226	47	49
Shares excluded from computation of diluted loss per share (in shares)				18