Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Preferred	Common	Treasury Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Preferred Shares, Beginning Balance (in shares) at Dec. 31, 2019		0
Common Shares, Beginning Balance (in shares) at Dec. 31, 2019			26,543,000
Shareholders' Equity, Beginning Balance at Dec. 31, 2019	$ 867,185	$ 0	$ 281	$ (58,181)	$ 526,599	$ 380,737	$ 17,749
Net income	74,384					74,384
Other comprehensive income (loss)	19,371						19,371
Cash dividends paid on common shares	(19,795)					(19,795)
Repurchase of common stock (in shares)			(456,000)
Repurchase of common stock	(15,347)			(15,347)
Issuance under equity compensation plans, net (in shares)			146,000
Issuance under equity compensation plans, net	$ 78		$ 1		77
Shares issued in connection with acquisition (in shares)	167,035,000		4,977,000
Shares issued in connection with acquisition	$ 167,035		$ 50		166,985
Share-based compensation	4,178				4,178
Reclassification for the adoption of ASU 2016-13 (CECL)	(18,114)					(18,114)
Preferred Shares, Ending Balance (in shares) at Dec. 31, 2020		0
Common Shares, Ending Balance (in shares) at Dec. 31, 2020			31,210,000
Shareholders' Equity, Ending Balance at Dec. 31, 2020	1,078,975	$ 0	$ 332	(73,528)	697,839	417,212	37,120
Net income	133,055					133,055
Other comprehensive income (loss)	(18,343)						(18,343)
Cash dividends paid on common shares	(26,153)					(26,153)
Repurchase of common stock (in shares)			(1,300,000)
Repurchase of common stock	(60,589)		$ (12)		(30,518)	(30,059)
Issuance under equity compensation plans, net (in shares)			132,000
Issuance under equity compensation plans, net	$ 1,886				2,549	(663)
Shares issued in connection with acquisition (in shares)	343,650,000		7,777,000
Shares issued in connection with acquisition	$ 342,280		$ 78		342,912	(710)
Preferred stock issuance, net (in shares)		75,000
Preferred stock issuance, net of $3,012 issuance cost	71,988	$ 71,988
Share-based compensation	$ 6,017				6,017
Preferred Shares, Ending Balance (in shares) at Dec. 31, 2021	75,000	75,000
Common Shares, Ending Balance (in shares) at Dec. 31, 2021	39,799,615		37,819,000
Shareholders' Equity, Ending Balance at Dec. 31, 2021	$ 1,529,116	$ 71,988	$ 398	(73,528)	1,018,799	492,682	18,777
Net income	203,043					203,043
Other comprehensive income (loss)	(149,109)						(149,109)
Cash dividends paid on common shares	(33,602)					(33,602)
Preferred stock dividends ($53.889 per share)	(4,041)					(4,041)
Repurchase of common stock (in shares)			(700,000)
Repurchase of common stock	(32,923)		$ (7)		(18,867)	(14,049)
Issuance under equity compensation plans, net (in shares)			134,000
Issuance under equity compensation plans, net	$ 1,773		$ 2		2,460	(689)
Shares issued in connection with acquisition (in shares)	0
Share-based compensation	$ 8,006				8,006
Retirement of treasury stock (1,980 shares)			$ (20)	73,528	(27,738)	(45,770)
Preferred Shares, Ending Balance (in shares) at Dec. 31, 2022	75,000	75,000
Common Shares, Ending Balance (in shares) at Dec. 31, 2022	37,253,292		37,253,000
Shareholders' Equity, Ending Balance at Dec. 31, 2022	$ 1,522,263	$ 71,988	$ 373	$ 0	$ 982,660	$ 597,574	$ (130,332)