v3.26.1
Long-term investments - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Investments, Debt and Equity Securities [Abstract]    
Loss on investments accounted for under the equity method (note 8) $ (1,381) $ (3,884)
Capital contributions to investments accounted for by the equity method investment $ 2,852 $ 4,686