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Investment Securities - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Securities Financing Transactions Disclosures [Abstract]
Available-for-sale securities	$ 416,314	$ 260,477
Accrued interest, after allowance for credit loss	$ 1,800
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Accrued interest receivable
Held-to-maturity, at amortized cost (fair value $321,702 and $340,648)	$ 347,285	382,447
Held-to-maturity, accrued Interest, after allowance for credit loss	$ 1,500
Debt Securities, Held-to-Maturity, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Accrued interest receivable
Available-for-sale Securities Pledged as Collateral	$ 544,700	440,000
Letter of credit outstanding, amount	162,500	156,000
Gross realized gains on the sale of AFS securities	$ 10	$ 0

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