v3.26.1
Restricted Available-for-Sale Investments - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Schedule Of Available For Sale Securities [Line Items]          
Accrued interest receivable $ 13,000   $ 13,000   $ 13,000
Debt securities available for sale accrued interest after allowance for credit loss statement of financial position extensible list not disclosed flag     true   true
Restricted Investments          
Schedule Of Available For Sale Securities [Line Items]          
Gross realized gains or losses $ 0 $ 0 $ 0 $ 0