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STOCK INCENTIVE PLANS - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	9 Months Ended
	Sep. 30, 2019	Jun. 30, 2019	Mar. 11, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock shares available under incentive compensation plans (in shares)	1,620,243
Unrecognized compensation expense	$ 17.0
Intrinsic value of outstanding and exercisable stock options	1.4
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense	17.3
Amount subject to accelerated vesting under Incentive Compensation Plan	$ 0.8
Service-Based Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of units issued, years	3 years
Unrecognized compensation expense	$ 12.0
Capital Purchase Program [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrant issued (in shares)		225,439	207,320
Warrant issued, exercise price (in dollars per share)		$ 8.86	$ 9.63