CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	HSBI	BBI	Common Stock	Common Stock HSBI	Common Stock BBI	Additional Paid-in Capital	Additional Paid-in Capital HSBI	Additional Paid-in Capital BBI	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	46,624
Other comprehensive income (loss)	(169,987)
Issuance of common shares for acquisitions		$ 0	$ 101,469
Ending balance (in shares) at Sep. 30, 2022				25,277,667
Ending balance at Sep. 30, 2022	621,471			$ 25,278			558,181			241,132	(162,009)	$ (41,111)
Treasury stock, ending balance (in shares) at Sep. 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
Net income	$ 14,043									14,043
Other comprehensive income (loss)	(50,636)										(50,636)
Dividends on common stock	(4,565)									(4,565)
Issuance of common shares for acquisitions (in shares)						3,498,936
Issuance of common shares for acquisitions			101,469			$ 3,499			$ 97,970
Compensation expense	708						708
Ending balance (in shares) at Sep. 30, 2022				25,277,667
Ending balance at Sep. 30, 2022	$ 621,471			$ 25,278			558,181			241,132	(162,009)	$ (41,111)
Treasury stock, ending balance (in shares) at Sep. 30, 2022												(1,249,607)
Dividends declared	$ 0.19
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 acquisitions (in shares)					6,920,422
Issuance of common shares for acquisitions		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	$ 64,410
Other comprehensive income (loss)	(16,211)
Issuance of common shares for acquisitions		$ 6,920,422	$ 0
Ending balance (in shares) at Sep. 30, 2023				32,343,411
Ending balance at Sep. 30, 2023	$ 897,221			$ 32,343			774,598			296,559	(165,168)	$ (41,111)
Treasury stock, ending balance (in shares) at Sep. 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)
Dividends declared	$ 0.22
Net income	$ 24,360									24,360
Other comprehensive income (loss)	(19,929)										(19,929)
Dividends on common stock	(7,151)									(7,151)
Issuance of restricted stock grants (in shares)				2,711
Issuance of restricted stock grants	0			$ 3			(3)
Restricted stock grants forfeited (in shares)				(3,596)
Restricted stock grants forfeited	0			$ (4)			4
Repurchase of restricted stock for payment of taxes (in shares)				(1,104)
Repurchase of restricted stock for payment of taxes	(32)			$ (1)			(31)
Compensation expense	527						527
Ending balance (in shares) at Sep. 30, 2023				32,343,411
Ending balance at Sep. 30, 2023	$ 897,221			$ 32,343			$ 774,598			$ 296,559	$ (165,168)	$ (41,111)
Treasury stock, ending balance (in shares) at Sep. 30, 2023	(1,249,607)											(1,249,607)
Dividends declared	$ 0.23