CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Treasury Stock [Member]
Balance at Dec. 31, 2020	$ 596,992	$ 2,007	$ 140,820	$ 521,103	$ 9,764	$ (76,702)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	29,491	0	0	29,491	0	0
Other comprehensive income (loss)	(8,352)	0	0	0	(8,352)	0
Omnibus Equity Incentive Plan	421	1	420	0	0	0
Payments for Repurchase of Common Stock	(23,390)		0	0	0
Dividends, Common Stock, Cash	(6,999)	0	0	(6,999)	0	0
Balance at Jun. 30, 2021	588,163	2,008	141,240	543,595	1,412	(100,092)
Balance at Mar. 31, 2021	598,112	2,008	141,024	533,980	(832)	(78,068)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	16,614	0	0	16,614	0	0
Other comprehensive income (loss)	2,244	0	0	0	2,244	0
Omnibus Equity Incentive Plan	216	0	216	0	0	0
Balance at Jun. 30, 2021	588,163	2,008	141,240	543,595	1,412	(100,092)
Balance at Dec. 31, 2021	582,576	2,009	141,979	559,139	(2,426)	(118,125)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	36,537	0	0	36,537	0	0
Other comprehensive income (loss)	(124,204)	0	0	0	(124,204)	0
Omnibus Equity Incentive Plan	413	2	411	0	0	0
Payments for Repurchase of Common Stock	(27,284)		0	0	0
Dividends, Common Stock, Cash	(6,507)	0	0	(6,507)	0	0
Balance at Jun. 30, 2022	461,531	2,011	142,390	589,169	(126,630)	(145,409)
Balance at Mar. 31, 2022	525,444	2,010	142,185	580,063	(71,025)	(127,789)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	15,613	0	0	15,613	0	0
Other comprehensive income (loss)	(55,605)	0	0	0	(55,605)	0
Omnibus Equity Incentive Plan	206	1	205	0	0	0
Balance at Jun. 30, 2022	$ 461,531	$ 2,011	$ 142,390	$ 589,169	$ (126,630)	$ (145,409)