Credit Risk Management and ACL for Loans - ACL Activity (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for credit losses, beginning balance	$ 58,995
Provision for credit losses for loans	1,985	$ 9,249	$ 5,800
Allowance for credit losses, ending balance	63,498	58,995
Provision for credit losses on loans
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for credit losses, beginning balance	58,995	52,640	47,704
Provision for credit losses for loans	4,709	6,460	5,175
Recoveries	412	527	272
Less: Charge-offs	618	632	511
Allowance for credit losses, ending balance	63,498	58,995	52,640
Provision for credit losses on loans | Commercial real estate owner-occupied
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for credit losses, beginning balance	10,455	10,304
Provision for credit losses for loans	358	151
Recoveries	0	0
Less: Charge-offs	0	0
Allowance for credit losses, ending balance	10,813	10,455	10,304
Provision for credit losses on loans | Commercial real estate non owner-occupied
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for credit losses, beginning balance	27,619	26,260
Provision for credit losses for loans	155	1,359
Recoveries	0	0
Less: Charge-offs	0	0
Allowance for credit losses, ending balance	27,774	27,619	26,260
Provision for credit losses on loans | Commercial and industrial
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for credit losses, beginning balance	11,089	8,896
Provision for credit losses for loans	(996)	2,292
Recoveries	366	497
Less: Charge-offs	519	596
Allowance for credit losses, ending balance	9,940	11,089	8,896
Provision for credit losses on loans | Commercial construction
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for credit losses, beginning balance	6,787	3,961
Provision for credit losses for loans	4,978	2,825
Recoveries	0	1
Less: Charge-offs	0	0
Allowance for credit losses, ending balance	11,765	6,787	3,961
Provision for credit losses on loans | Residential mortgages
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for credit losses, beginning balance	2,152	2,255
Provision for credit losses for loans	53	(103)
Recoveries	0	0
Less: Charge-offs	0	0
Allowance for credit losses, ending balance	2,205	2,152	2,255
Provision for credit losses on loans | Home equity
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for credit losses, beginning balance	579	633
Provision for credit losses for loans	160	(66)
Recoveries	7	12
Less: Charge-offs	0	0
Allowance for credit losses, ending balance	746	579	633
Provision for credit losses on loans | Consumer
Allowance for Loan and Lease Losses [Roll Forward]
Allowance for credit losses, beginning balance	314	331
Provision for credit losses for loans	1	2
Recoveries	39	17
Less: Charge-offs	99	36
Allowance for credit losses, ending balance	$ 255	$ 314	$ 331