Loans (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable, Impaired [Line Items]
SBA PPP Fees received			$ 33,100,000
SBA PPP Fees recognized	$ 41,000	$ 3,000,000	$ 16,300,000
Loans and Leases Receivable, Deferred Income	19,100,000	18,200,000
Deposit Liabilities Reclassified as Loans Receivable	1,500,000	1,500,000
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses	0	0
Financing Receivable, Nonaccrual	60,259,000	79,696,000
Financial Asset Acquired with Credit Deterioration [Member]
Financing Receivable, Impaired [Line Items]
Financing Receivable, Nonaccrual	534,000	0
Business Combination, Acquired Receivable, Fair Value	2,800,000	4,700,000
Loans
Financing Receivable, Impaired [Line Items]
Goodwill, Purchase Accounting Adjustments	1,800,000	2,500,000
Executive officers and directors
Financing Receivable, Impaired [Line Items]
Loans due from related party	34,700,000	37,300,000
Loans and Leases Receivable, Related Parties, Additions	400,000	6,100,000
Loans and Leases Receivable, Related Parties, Proceeds	4,600,000	6,000,000
LoansAndLeasesReceivableRelatedPartiesAdvances	3,800,000	1,200,000
Executive officers and directors | Loans Receivable [Member]
Financing Receivable, Impaired [Line Items]
Loans due from related party	$ 28,000,000	$ 28,400,000