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Loans and Allowance for Credit Losses on Loans - Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Financing Receivable, Allowance for Credit Losses [Line Items]
Accrued interest receivable	$ 10,794,000		$ 10,794,000		$ 10,745,000
Loans	2,451,142,000		2,451,142,000		2,334,221,000
Foregone interest	95,000	$ 59,000	294,000	$ 142,000
Small Business Administration programs
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans	20,715,000		20,715,000		21,618,000
Loans secured by government guarantees	$ 16,089,000		$ 16,089,000		$ 16,519,000
Loans secured by government guarantees, percent	78.00%		78.00%		76.00%

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