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Significant Accounting Policies - Investment in Marketable Securities - Additional Information (Details)
3 Months Ended 12 Months Ended
Mar. 31, 2026
USD ($)
security
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
security
Real Estate [Line Items]      
Allowance for loan Loss $ 0 $ 0  
Proceeds from sale of marketable securities 0 0  
Commercial mortgage-backed securities - available-for-sale      
Real Estate [Line Items]      
Cost basis of commercial mortgage backed securities $ 24,400,000   $ 24,400,000
Number of securities in unrealized gain position | security 6   5
Unrealized gain $ 1,000,000.0   $ 300,000
Fair market value $ 16,500,000   $ 12,500,000
Debt securities, available-for-sale, continuous unrealized loss position, less than 12 months, number of positions | security 2   4
Unrealized loss $ 100,000   $ 1,000,000.0
Fair value of security in a continuous unrealized loss position for less than 12 months 8,900,000   $ 11,200,000
Proceeds from repayment of held-to-maturity security $ 0 $ 5,300,000