CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Common Stock	Paid-in Capital	Retained Earnings- Substantially Restricted	Accumulated Other Comp-rehensive (Loss) Income
Balance (in shares) at Dec. 31, 2021		110,687,533
Balance at Dec. 31, 2021	$ 3,177,622	$ 1,107	$ 2,338,814	$ 810,342	$ 27,359
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	303,202			303,202
Other comprehensive (loss) income	(496,151)				(496,151)
Cash dividends declared	(146,560)			(146,560)
Stock issuances under stock incentive plans (in shares)		90,247
Stock issuances under stock incentive plans	0	$ 1	(1)
Stock-based compensation and related taxes	5,192		5,192
Balance (in shares) at Dec. 31, 2022		110,777,780
Balance at Dec. 31, 2022	2,843,305	$ 1,108	2,344,005	966,984	(468,792)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	222,927			222,927
Other comprehensive (loss) income	94,679				94,679
Cash dividends declared	(146,730)			(146,730)
Stock issuances under stock incentive plans (in shares)		111,162
Stock issuances under stock incentive plans	0	$ 1	(1)
Stock-based compensation and related taxes	$ 6,100		6,100
Balance (in shares) at Dec. 31, 2023	110,888,942	110,888,942
Balance at Dec. 31, 2023	$ 3,020,281	$ 1,109	2,350,104	1,043,181	(374,113)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	190,144			190,144
Other comprehensive (loss) income	64,817				64,817
Cash dividends declared	(150,067)			(150,067)
Stock issued in connection with acquisitions (in shares)		2,389,684
Stock issued in connection with acquisitions	92,385	$ 24	92,361
Stock issuances under stock incentive plans (in shares)		123,329
Stock issuances under stock incentive plans	0	$ 1	(1)
Stock-based compensation and related taxes	$ 6,294		6,294
Balance (in shares) at Dec. 31, 2024	113,401,955	113,401,955
Balance at Dec. 31, 2024	$ 3,223,854	$ 1,134	$ 2,448,758	$ 1,083,258	$ (309,296)