Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Performance Shares [Member] Preferred Stock [Member]	Performance Shares [Member] Common Stock [Member]	Performance Shares [Member] Additional Paid-in Capital [Member]	Performance Shares [Member] Retained Earnings [Member]	Performance Shares [Member] Treasury Stock, Common [Member]	Performance Shares [Member] AOCI Attributable to Parent [Member]	Performance Shares [Member]	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	AOCI Attributable to Parent [Member]	Total
Balance at Dec. 31, 2021								$ 110,927	$ 586,946	$ 27,246	$ 440,169	$ (39,672)	$ (1,404)	$ 1,124,212
Net income								0	0	0	31,381	0	0	31,381
Other comprehensive income (loss), net of tax								0	0	0	0	0	(6,865)	(6,865)
Cash dividends declared on preferred stock											(1,509)			(1,509)
Cash dividends declared on common stock								0	0	0	(5,152)	0	0	(5,152)
Exercise of stock options								0	0	91	0	0	0	91
Restricted stock grants, net of forfeitures								0	0	0	0	0	0	0
Stock grants								0	0	0	0	0	0	0
Net shares issued in satisfaction of units earned	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	0	0	0	0	0	0	0
Stock-based compensation expense								0	0	1,147	0	0	0	1,147
Repurchase of stock								0	0	0	0	(4,786)	0	(4,786)
Balance at Mar. 31, 2022								110,927	586,946	28,484	464,889	(44,458)	(8,269)	1,138,519
Balance at Dec. 31, 2022								110,927	586,946	30,126	535,915	(52,799)	(32,364)	1,178,751
Net income								0	0	0	24,929	0	0	24,929
Other comprehensive income (loss), net of tax								0	0	0	0	0	(1,498)	(1,498)
Cash dividends declared on preferred stock								0	0	0	(1,509)	0	0	(1,509)
Cash dividends declared on common stock								0	0	0	(6,074)	0	0	(6,074)
Exercise of stock options								0	0	81	0	0	0	81
Restricted stock grants, net of forfeitures								0	0	0	0	0	0	0
Stock grants								0	0	0	0	0	0	0
Net shares issued in satisfaction of units earned	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	0	0	0	0	0	0	0
Stock-based compensation expense								0	0	1,143	0	0	0	1,143
Repurchase of stock								0	0	0	0	(4,853)	0	(4,853)
Balance at Mar. 31, 2023								$ 110,927	$ 586,946	$ 31,350	$ 553,261	$ (57,652)	$ (33,862)	$ 1,190,970