CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	HSBI	Common Stock	Common Stock HSBI	Additional Paid-in Capital	Additional Paid-in Capital HSBI	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock
Beginning balance (in shares) at Dec. 31, 2021			21,668,644
Beginning balance at Dec. 31, 2021	$ 676,172		$ 21,669		$ 459,228		$ 206,228	$ 7,978	$ (18,931)
Treasury stock, beginning balance (in shares) at Dec. 31, 2021									(649,607)
Net income	16,829						16,829
Common stock repurchased (in shares)									(600,000)
Common stock repurchased	(22,180)								$ (22,180)
Other comprehensive income (loss)	(76,825)							(76,825)
Dividends on common stock	(3,468)						(3,468)
Issuance of restricted stock grants (in shares)			82,123
Issuance of restricted stock grants	0		$ 82		(82)
Restricted stock grants forfeited (in shares)			(1,000)
Restricted stock grants forfeited	0		$ (1)		1
Repurchase of restricted stock for payment of taxes (in shares)			(15,330)
Repurchase of restricted stock for payment of taxes	(554)		$ (16)		(538)
Compensation expense	466				466
Ending balance (in shares) at Mar. 31, 2022			21,734,437
Ending balance at Mar. 31, 2022	$ 590,440		$ 21,734		459,075		219,589	(68,847)	$ (41,111)
Treasury stock, ending balance (in shares) at Mar. 31, 2022									(1,249,607)
Dividends declared	$ 0.17
Beginning balance (in shares) at Dec. 31, 2021			21,668,644
Beginning balance at Dec. 31, 2021	$ 676,172		$ 21,669		459,228		206,228	7,978	$ (18,931)
Treasury stock, beginning balance (in shares) at Dec. 31, 2021									(649,607)
Net income	32,582
Other comprehensive income (loss)	(119,351)
Issuance of common shares for HSBI acquisition	0
Ending balance (in shares) at Jun. 30, 2022			21,778,731
Ending balance at Jun. 30, 2022	560,452		$ 21,779		459,503		231,654	(111,373)	$ (41,111)
Treasury stock, ending balance (in shares) at Jun. 30, 2022									(1,249,607)
Beginning balance (in shares) at Mar. 31, 2022			21,734,437
Beginning balance at Mar. 31, 2022	590,440		$ 21,734		459,075		219,589	(68,847)	$ (41,111)
Treasury stock, beginning balance (in shares) at Mar. 31, 2022									(1,249,607)
Net income	15,753						15,753
Other comprehensive income (loss)	(42,526)							(42,526)
Dividends on common stock	(3,688)						(3,688)
Issuance of restricted stock grants (in shares)			47,767
Issuance of restricted stock grants	0		$ 48		(48)
Restricted stock grants forfeited (in shares)			(1,000)
Restricted stock grants forfeited	0		$ (1)		1
Repurchase of restricted stock for payment of taxes (in shares)			(2,473)
Repurchase of restricted stock for payment of taxes	(73)		$ (2)		(71)
Compensation expense	546				546
Ending balance (in shares) at Jun. 30, 2022			21,778,731
Ending balance at Jun. 30, 2022	$ 560,452		$ 21,779		459,503		231,654	(111,373)	$ (41,111)
Treasury stock, ending balance (in shares) at Jun. 30, 2022									(1,249,607)
Dividends declared	$ 0.18
Beginning balance (in shares) at Dec. 31, 2022			25,275,369
Beginning balance at Dec. 31, 2022	$ 646,663		$ 25,275		558,833		252,623	(148,957)	$ (41,111)
Treasury stock, beginning balance (in shares) at Dec. 31, 2022	(1,249,607)								(1,249,607)
Net income	$ 16,271						16,271
Other comprehensive income (loss)	18,183							18,183
Dividends on common stock	(6,498)						(6,498)
Issuance of common shares for HSBI acquisition (in shares)				6,920,422
Issuance of common shares for HSBI acquisition		$ 221,522		$ 6,920		$ 214,602
Issuance of restricted stock grants (in shares)			118,689
Issuance of restricted stock grants	0		$ 119		(119)
Restricted stock grants forfeited (in shares)			(500)
Restricted stock grants forfeited	0		$ (1)		1
Repurchase of restricted stock for payment of taxes (in shares)			(9,827)
Repurchase of restricted stock for payment of taxes	(307)		$ (9)		(298)
Compensation expense	593				593
Ending balance (in shares) at Mar. 31, 2023			32,304,153
Ending balance at Mar. 31, 2023	$ 896,427		$ 32,304		773,612		262,396	(130,774)	$ (41,111)
Treasury stock, ending balance (in shares) at Mar. 31, 2023									(1,249,607)
Dividends declared	$ 0.21
Beginning balance (in shares) at Dec. 31, 2022			25,275,369
Beginning balance at Dec. 31, 2022	$ 646,663		$ 25,275		558,833		252,623	(148,957)	$ (41,111)
Treasury stock, beginning balance (in shares) at Dec. 31, 2022	(1,249,607)								(1,249,607)
Net income	$ 40,050
Other comprehensive income (loss)	3,718
Issuance of common shares for HSBI acquisition	6,920,422
Ending balance (in shares) at Jun. 30, 2023			32,345,400
Ending balance at Jun. 30, 2023	$ 899,446		$ 32,345		774,101		279,350	(145,239)	$ (41,111)
Treasury stock, ending balance (in shares) at Jun. 30, 2023	(1,249,607)								(1,249,607)
Beginning balance (in shares) at Mar. 31, 2023			32,304,153
Beginning balance at Mar. 31, 2023	$ 896,427		$ 32,304		773,612		262,396	(130,774)	$ (41,111)
Treasury stock, beginning balance (in shares) at Mar. 31, 2023									(1,249,607)
Net income	23,779						23,779
Other comprehensive income (loss)	(14,465)							(14,465)
Dividends on common stock	(6,825)						(6,825)
Issuance of restricted stock grants (in shares)			45,773
Issuance of restricted stock grants	0		$ 46		(46)
Restricted stock grants forfeited (in shares)			(4,526)
Restricted stock grants forfeited	0		$ (5)		5
Compensation expense	530				530
Ending balance (in shares) at Jun. 30, 2023			32,345,400
Ending balance at Jun. 30, 2023	$ 899,446		$ 32,345		$ 774,101		$ 279,350	$ (145,239)	$ (41,111)
Treasury stock, ending balance (in shares) at Jun. 30, 2023	(1,249,607)								(1,249,607)
Dividends declared	$ 0.22