Condensed Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Treasury Stock	Additional paid in capital	Retained earnings	Accumulated other comprehensive income (loss)
Beginning balance at Dec. 31, 2020	$ 1,078,975	$ 0	$ 332	$ (73,528)	$ 697,839	$ 417,212	$ 37,120
Net income	29,926					29,926
Other comprehensive loss	(10,943)						(10,943)
Cash dividends paid on common shares	(5,627)					(5,627)
Issuance under equity compensation plans, net	(1,109)				(1,109)
Share-based compensation	1,275				1,275
Ending balance at Mar. 31, 2021	1,092,497	0	332	(73,528)	698,005	441,511	26,177
Beginning balance at Dec. 31, 2021	1,529,116	71,988	398	(73,528)	1,018,799	492,682	18,777
Net income	47,693					47,693
Other comprehensive loss	(78,037)						(78,037)
Cash dividends paid on common shares	(7,915)					(7,915)
Cash dividends paid on preferred shares, $16.389 per share	(1,229)					(1,229)
Repurchase of common shares	(16,974)		(4)		(9,457)	(7,513)
Issuance under equity compensation plans, net	(1,163)		1		(582)	(582)
Share-based compensation	1,686				1,686
Ending balance at Mar. 31, 2022	$ 1,473,177	$ 71,988	$ 395	$ (73,528)	$ 1,010,446	$ 523,136	$ (59,260)