Net Income Per Common Share - Basic and Diluted Net Income Per Common Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
(Numerator)
Income available to common stockholders	$ 50,334	$ 57,533
(Denominator)
Weighted average shares outstanding for basic earnings per common share	32,947,983	32,892,857
Dilutive effect of stock compensation	565,429	569,882
Weighted-average shares outstanding for diluted earnings per common share	33,513,412	33,462,739
Basic earnings per share	$ 1.53	$ 1.75
Diluted earnings per share	$ 1.5	$ 1.72