STOCKHOLDERS' EQUITY - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Equity [Line Items]
Common stock, par value	$ 0.01		$ 0.01		$ 0.01
Preferred stock, par value	$ 0.01		$ 0.01
Common stock, shares issued	118,011,766		118,011,766		117,871,141
Common stock, shares outstanding	118,011,766		118,011,766		117,871,141
Preferred stock, shares issued	0		0
Preferred stock, shares outstanding	0		0
Common Stock available for issuance	81,988,234		81,988,234
Preferred Stock available for issuance	10,000,000		10,000,000
Unrecognized compensation cost related to unvested stock options	$ 1.0		$ 1.0
Share-based Compensation, remaining weighted average period			1 year 6 months
Stock Option
Equity [Line Items]
Stock options granted	0		0
Stock options exercised	0		0
Stock options forfeited	0		0
Stock options expired	0		0
Non Qualified Stock Options
Equity [Line Items]
Non-cash compensation expense	$ 0.2	$ 0.2	$ 0.5	$ 0.5
Restricted Stock and Restricted Phantom Stock
Equity [Line Items]
Non-cash compensation expense	0.3	$ 0.2	$ 1.0	$ 0.6
Share-based Compensation, remaining weighted average period			1 year 8 months 12 days
Unamortized compensation cost related to unvested restricted stock awards	$ 1.5		$ 1.5
Amended and Restated 2019 Long-term Incentive Plan
Equity [Line Items]
Common Stock available for issuance	842,139		842,139
Amended and Restated 2019 Long-term Incentive Plan, common units permitted for grant (in shares)	9,875,000		9,875,000