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Loans and Allowance for Credit Losses on Loans - Collateral dependent loans (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Loans
Total loans, including deferred loan loan costs and PCI	$ 3,937,717	$ 3,998,689
ACL Allocation	43,619	44,264	$ 49,480	$ 44,281
Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	26,249	63,115
Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	19,758	61,997
Accounts Receivable | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	6,491	797
Equipment | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI		321
Collateral
Loans
ACL Allocation	7,191	7,878
Commercial
Loans
ACL Allocation	7,813	3,998	11,968	11,751
Commercial | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	6,491	1,634
Commercial | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI		837
Commercial | Accounts Receivable | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	6,491	797
Commercial | Collateral
Loans
ACL Allocation	2,448	2
Leases
Loans
ACL Allocation	2,136	2,952	2,865	3,480
Leases | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI		321
Leases | Equipment | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI		321
Leases | Collateral
Loans
ACL Allocation		320
Commercial real estate - Investor
Loans
ACL Allocation	14,528	17,105	10,674	10,795
Commercial real estate - Investor | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	1,644	15,735
Commercial real estate - Investor | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	1,644	15,735
Commercial real estate - Investor | Collateral
Loans
ACL Allocation		3,656
Commercial real estate - Owner occupied
Loans
ACL Allocation	10,036	12,280	15,001	4,913
Commercial real estate - Owner occupied | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	10,018	34,894
Commercial real estate - Owner occupied | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	10,018	34,894
Commercial real estate - Owner occupied | Collateral
Loans
ACL Allocation	3,951	3,900
Construction
Loans
ACL Allocation		1,038	1,546
Construction | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	5,800	7,162
Construction | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	5,800	7,162
Construction | Collateral
Loans
ACL Allocation	792
Residential real estate - Investor
Loans
ACL Allocation	553	669	768	760
Residential real estate - Investor | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	404	422
Residential real estate - Investor | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	404	422
Residential real estate - Owner occupied
Loans
ACL Allocation	1,509	1,821	2,046	2,832
Residential real estate - Owner occupied | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	1,056	1,506
Residential real estate - Owner occupied | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	1,056	1,506
Multifamily
Loans
ACL Allocation	1,876	2,728	2,453	3,675
Multifamily | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	836	1,402
Multifamily | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	836	1,402
HELOC
Loans
ACL Allocation	1,578	1,656	1,806	2,510
HELOC | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI		39
HELOC | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI		39
Other
Loans
ACL Allocation	$ 9	$ 17	$ 353	$ 192

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