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Fair Value Measurements - Additional Information (Details) - USD ($)
9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities purchased $ 883,000 $ 70,000
Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Net unrealized gain $ 606,000 $ 283,000