Summary of Significant Accounting Policies - Computation of Basic EPS to Dilutive EPS (Detail) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Earnings Per Share [Abstract]
Net earnings per share, basic, Net Earnings	$ 223,511	$ 198,977	$ 234,475
Effect of stock options and stock grants, Net Earnings	0	0	0
Net earnings per share, diluted, Net Earnings	$ 223,511	$ 198,977	$ 234,475
Net earnings per share, basic, Weighted Average Shares	142,822,880	142,688,585	142,596,252
Effect of stock options and stock grants, Weighted Average Shares	409,640	250,392	611,647
Net earnings per share, diluted, Weighted Average Shares	143,232,520	142,938,977	143,207,899
NET EARNINGS PER SHARE, BASIC	$ 1.56	$ 1.39	$ 1.64
Effect of stock options and stock grants, Per Share Amount	0	0	0
Net earnings per share, diluted, Per Share Amount	$ 1.56	$ 1.39	$ 1.64