Net Income (Loss) Per Common Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Earnings Per Share [Abstract]
Net income (loss)	$ 43,058	$ (26,657)	$ 86,020	$ (17,649)
Basic weighted-average common shares outstanding (in shares)	68,674	67,505	68,343	67,300
Effect of dilutive stock options (in shares)	443	0	441	0
Effect of dilutive restricted stock (in shares)	1,679	0	1,628	0
Diluted weighted-average common shares outstanding (in shares)	70,796	67,505	70,412	67,300
Basic income (loss) per common share (in dollars per share)	$ 0.63	$ (0.39)	$ 1.26	$ (0.26)
Diluted income per (loss) common share (in dollars per share)	$ 0.61	$ (0.39)	$ 1.22	$ (0.26)
Antidilutive securities excluded from diluted net income per common share (in shares)	268	3,173	196	3,173