Earnings Per Share - Details of Basic and Diluted EPS (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022
Earnings Per Share [Abstract]
Net income	$ 69,526	$ 100,622	$ 98,800	$ 70,988	$ 170,148	$ 169,788
Weighted average shares outstanding – basic	86,696		87,001		86,813	87,062
Dilutive effect of stock plans	496		320		499	473
Weighted average shares outstanding – diluted	87,192		87,321		87,312	87,535
Basic earnings per share	$ 0.80		$ 1.14		$ 1.96	$ 1.95
Diluted earnings per share	$ 0.80		$ 1.13		$ 1.95	$ 1.94
Anti-dilutive shares	50		979		350	522