EARNINGS PER SHARE - Summary of Numerator and Denominators Used in Computation of Earnings Per Share (Detail) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Numerator:
Net (loss) income attributable to common stockholders	$ (53,675)	$ 5,195	$ (53,900)	$ (2,413)
Number of shares outstanding, end of period:
Unvested restricted stock (in shares)	(88)	(115)	(88)	(115)
Effect of weighted average shares outstanding (in shares)	(131)	(241)	(244)	(309)
Basic weighted average common shares outstanding (in shares)	41,811	41,132	41,698	41,064
Impact of potentially dilutive securities:
Dilutive effect of stock options and other stock awards (in shares)	0	466	0	0
Diluted weighted average shares outstanding (in shares)	41,811	41,598	41,698	41,064
Antidilutive potentially issuable shares (in shares)	2,586	473	2,586	2,211
Class A Common Stock
Number of shares outstanding, end of period:
Common stock, outstanding shares (in shares)	41,042	40,500	41,042	40,500	40,572
Class B Common Stock
Number of shares outstanding, end of period:
Common stock, outstanding shares (in shares)	988	988	988	988	988