CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income/ (Loss)
Balance at beginning of period at Dec. 31, 2021	$ 1,519,679	$ 45,119	$ 751,072	$ 732,027	$ (8,539)
Net income	166,299			166,299
Other comprehensive loss, net of tax	(123,412)				(123,412)
Comprehensive income	42,887
Common stock dividends	(61,537)			(61,537)
Stock compensation expense	7,887		7,887
Stock option plan	293	14	279
Employee stock purchase plan	1,729	44	1,685
Restricted stock vesting, net of tax withholding	(2,183)	105	(2,288)
Repurchase of common stock	(24,987)	(625)	(24,362)
Balance at end of period at Dec. 31, 2022	1,483,768	44,657	734,273	836,789	(131,951)
Net income	122,844			122,844
Other comprehensive loss, net of tax	34,620				34,620
Comprehensive income	157,464
Common stock dividends	(61,317)			(61,317)
Stock compensation expense	7,631		7,631
Stock option plan	717	59	658
Employee stock purchase plan	1,540	65	1,475
Restricted stock vesting, net of tax withholding	(1,661)	133	(1,794)
Balance at end of period at Dec. 31, 2023	1,588,142	44,914	742,243	898,316	(97,331)
Net income	19,935			19,935
Other comprehensive loss, net of tax	4,684				4,684
Comprehensive income	24,619
Common stock dividends	(61,638)			(61,638)
Stock compensation expense	9,044		9,044
Stock option plan	131	12	119
Employee stock purchase plan	1,293	59	1,234
Restricted stock vesting, net of tax withholding	(3,580)	155	(3,735)
Balance at end of period at Dec. 31, 2024	$ 1,558,011	$ 45,140	$ 748,905	$ 856,613	$ (92,647)