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Loans and Allowance for Credit Losses on Loans - Collateral dependent loans (Details) - USD ($)	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022
Loans
Total loans, including deferred loan loan costs and PCI	$ 3,934,326,000		$ 3,998,689,000
ACL Allocation	42,269,000	$ 44,113,000	44,264,000	$ 55,314,000	$ 53,392,000	$ 49,480,000
Non-accruing loans	500,000
Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	38,525,000		63,115,000
Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	35,965,000		61,997,000
Accounts Receivable | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	825,000		797,000
Equipment | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	508,000		321,000
Other. | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	1,227,000
Collateral
Loans
ACL Allocation	5,443,000		7,878,000
Commercial
Loans
ACL Allocation	6,728,000	6,382,000	3,998,000	11,532,000	11,511,000	11,968,000
Commercial | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	2,560,000		1,634,000
Commercial | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI			837,000
Commercial | Accounts Receivable | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	825,000		797,000
Commercial | Equipment | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	508,000
Commercial | Other. | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	1,227,000
Commercial | Collateral
Loans
ACL Allocation	1,229,000		2,000
Leases
Loans
ACL Allocation	1,978,000	2,959,000	2,952,000	2,690,000	2,766,000	2,865,000
Leases | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI			321,000
Leases | Equipment | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI			321,000
Leases | Collateral
Loans
ACL Allocation			320,000
Commercial real estate - Investor
Loans
ACL Allocation	17,842,000	16,270,000	17,105,000	20,031,000	15,260,000	10,674,000
Commercial real estate - Investor | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	9,955,000		15,735,000
Commercial real estate - Investor | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	9,955,000		15,735,000
Commercial real estate - Investor | Collateral
Loans
ACL Allocation	3,482,000		3,656,000
Commercial real estate - Owner occupied
Loans
ACL Allocation	7,180,000	10,992,000	12,280,000	12,562,000	15,576,000	15,001,000
Commercial real estate - Owner occupied | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	17,207,000		34,894,000
Commercial real estate - Owner occupied | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	17,207,000		34,894,000
Commercial real estate - Owner occupied | Collateral
Loans
ACL Allocation			3,900,000
Construction
Loans
ACL Allocation	2,020,000		1,038,000	1,179,000		1,546,000
Construction | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	5,739,000		7,162,000
Construction | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	5,739,000		7,162,000
Construction | Collateral
Loans
ACL Allocation	732,000
Residential real estate - Investor
Loans
ACL Allocation	609,000	636,000	669,000	743,000	746,000	768,000
Residential real estate - Investor | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	523,000		422,000
Residential real estate - Investor | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	523,000		422,000
Residential real estate - Owner occupied
Loans
ACL Allocation	1,618,000	1,660,000	1,821,000	1,868,000	1,722,000	2,046,000
Residential real estate - Owner occupied | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	1,640,000		1,506,000
Residential real estate - Owner occupied | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	1,640,000		1,506,000
Multifamily
Loans
ACL Allocation	2,804,000	2,593,000	2,728,000	2,737,000	2,665,000	2,453,000
Multifamily | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	839,000		1,402,000
Multifamily | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	839,000		1,402,000
HELOC
Loans
ACL Allocation	1,483,000	1,508,000	1,656,000	1,694,000	1,788,000	1,806,000
HELOC | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	62,000		39,000
HELOC | Real Estate | Asset Pledged as Collateral without Right
Loans
Total loans, including deferred loan loan costs and PCI	62,000		39,000
Other
Loans
ACL Allocation	$ 7,000	$ 16,000	$ 17,000	$ 278,000	$ 313,000	$ 353,000

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-16

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