(Loss) Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Numerator:
Net income (loss)	$ (43,264)	$ 20,486
Less: Net income allocated to participating securities	(117)	(119)
Numerator for basic earnings available to common stockholders	(43,381)	20,367
Numerator for basic and diluted earnings available to common stockholders	$ (43,381)	$ 20,367
Denominator:
Weighted-average basic common shares outstanding (in shares)	96,410	95,378
Diluted market condition stock awards (in shares)	0	7
Weighted-average diluted common shares outstanding (in shares)	96,410	95,385
(Loss) earnings per common share, basic (in dollars per share)	$ (0.45)	$ 0.21
(Loss) earnings per common share, diluted (in dollars per share)	$ (0.45)	$ 0.21
Antidilutive unvested RSAs, performance awards and TSR Awards excluded from the computation	534	446