Summary of Significant Accounting Policies - Computation of Basic EPS to Dilutive EPS (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Earnings Per Share [Abstract]
Net earnings per share, basic, Net Earnings	$ 61,346	$ 53,397
Effect of stock options and stock grants, Net Earnings	0	0
Net earnings per share, diluted, Net Earnings	$ 61,346	$ 53,397
Net earnings per share, basic, Weighted Average Shares	142,949,514	142,724,674
Effect of stock options and stock grants, Weighted Average Shares	405,634	304,775
Net earnings per share, diluted, Weighted Average Shares	143,355,148	143,029,449
Net earnings per share, basic, Per Share Amount	$ 0.43	$ 0.37
Effect of stock options and stock grants, Per Share Amount	0	0
Net earnings per share, diluted, Per Share Amount	$ 0.43	$ 0.37