Net Income Per Common Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Earnings Per Share [Abstract]
Net income	$ 42,962	$ 9,008
Basic weighted-average common shares outstanding (in shares)	68,008	67,094
Effect of dilutive stock options (in shares)	406	82
Effect of dilutive restricted stock (in shares)	1,637	538
Diluted weighted-average common shares outstanding (in shares)	70,051	67,714
Basic income per common share (in dollars per share)	$ 0.63	$ 0.13
Diluted income per common share (in dollars per share)	$ 0.61	$ 0.13
Antidilutive securities excluded from diluted net income per common share (in shares)	377	1,349