Schedule of Calculation of Numerator and Denominator in Earnings Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2021	Jun. 30, 2020
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income (loss) attributable to common stockholders, Basic	$ 15,623		$ 22,186		$ (109,945)	$ 54,243
Net income (loss) attributable to common stockholders, Diluted	15,623		22,186		(109,945)	54,243
Net income attributable to non-controlling interest, Diluted						1,181
Diluted net income (loss) attributable to common stockholders	$ 15,623	$ (125,568)	$ 22,186	$ 33,238	$ (109,945)	$ 55,424
Weighted average common shares outstanding, Basic	120,283		119,630		120,098	119,483
Weighted average shares and assumed conversions	122,059		120,974		121,715	120,850
BASIC EARNINGS (LOSS) PER SHARE	$ 0.13		$ 0.19		$ (0.92)	$ 0.45
DILUTED EARNINGS (LOSS) PER SHARE	$ 0.13		$ 0.18		$ (0.92)	$ 0.45
Restricted stock based awards
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Effect of dilutive securities	434		2		275	25
Non-controlling interest - Operating Partnership Units
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Effect of dilutive securities	1,342		1,342		1,342	1,342