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Fair Value and Interest Rate Risk - Quantitative Information About Level 3 Fair Value Measurements (Details) $ in Thousands	Sep. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
SBA servicing assets	$ 791	$ 857
Fair Value
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Individually evaluated loans, net	27,979	12,928
SBA servicing assets	$ 848	$ 932
Fair Value | Real Estate Appraisals | Minimum | Range of Inputs
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Individually evaluated loans, net	0.058	0.058
Fair Value | Real Estate Appraisals | Maximum | Range of Inputs
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Individually evaluated loans, net	0.20	0.20
Fair Value | Discounted Cash Flows | Minimum | Range of Inputs
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
SBA servicing assets	0.1473	0.1473
Fair Value | Discounted Cash Flows | Maximum | Range of Inputs
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
SBA servicing assets	0.1490	0.1490

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Aggregate amount of servicing assets that are subsequently measured at fair value and servicing assets that are subsequently measured using the amortization method.

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