v3.26.3
Credit risk from financial instruments (Details) - Credit Concentration Risk - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Credit risk from financial instruments          
Maximum credit exposure $ 23,000,000.0   $ 23,000,000.0   $ 21,800,000
Impairment $ 0 $ 0 $ 0 $ 0