EARNINGS (LOSS) PER SHARE - Components of Earnings Per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Earnings Per Share [Abstract]
Net income available to common shareholders, basic	$ 55,846	$ 54,300	$ 65,369	$ 100,226
Net income available to common shareholders, diluted	$ 55,846	$ 54,300	$ 65,369	$ 100,226
Weighted-average number of common shares outstanding – basic (shares)	31,585,390	31,649,715	31,516,887	31,561,569
Share-based compensation plans (shares)	788,671	1,049,434	915,108	1,215,273
Weighted-average number of common shares – diluted (shares)	32,374,061	32,699,149	32,431,995	32,776,842
Basic earnings per common share (usd per share)	$ 1.77	$ 1.72	$ 2.07	$ 3.18
Diluted earnings per common share (usd per share)	$ 1.73	$ 1.66	$ 2.02	$ 3.06