v3.26.1
Fair value of financial instruments and marketable securities - Available-for-sale securities (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Fair value of financial instruments and marketable securities    
Securities in an unrealized loss position less than 12 months - Unrealized losses $ (1,371) $ (18)
Securities in an unrealized loss position less than 12 months - Fair Value 1,067,985 95,374
Total - Unrealized losses (1,371) (18)
Total - Fair Value 1,067,985 95,374
Commercial paper    
Fair value of financial instruments and marketable securities    
Securities in an unrealized loss position less than 12 months - Unrealized losses (82) (9)
Securities in an unrealized loss position less than 12 months - Fair Value 120,039 50,306
Total - Unrealized losses (82) (9)
Total - Fair Value 120,039 50,306
Corporate debt securities    
Fair value of financial instruments and marketable securities    
Securities in an unrealized loss position less than 12 months - Unrealized losses (797) (9)
Securities in an unrealized loss position less than 12 months - Fair Value 493,847 45,068
Total - Unrealized losses (797) (9)
Total - Fair Value 493,847 $ 45,068
Government obligations    
Fair value of financial instruments and marketable securities    
Securities in an unrealized loss position less than 12 months - Unrealized losses (492)  
Securities in an unrealized loss position less than 12 months - Fair Value 454,099  
Total - Unrealized losses (492)  
Total - Fair Value $ 454,099