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Commitments and Contingencies - Additional Information (Details) - USD ($)	Sep. 30, 2025	Dec. 31, 2024
Loss Contingencies [Line Items]
Investment in limited partnerships	$ 16,871,000	$ 14,680,000
SBA loans, probability of future losses	502,000	$ 645,000
SBIC Funds
Loss Contingencies [Line Items]
Investments	15,900,000
Investment in limited partnerships	$ 27,000,000

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