v3.26.1
Investments - Schedule of equity investments (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Debt and Equity Securities, FV-NI [Line Items]          
Additions     $ 0   $ 432
Proceeds     (69)   (150)
Transfers and other     0   142
Level 3          
Debt and Equity Securities, FV-NI [Line Items]          
Beginning $ 29,775 $ 36,487 29,775 $ 36,487 36,487
Additions 0 400 0 400  
Fair value adjustments (1,304) 0 (1,304) 0  
Ending $ 28,471 $ 36,887 $ 28,471 $ 36,887 $ 29,775