v3.26.1
Fair value of financial assets and liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Mar. 31, 2025
Fair value of financial assets and liabilities    
Short-term investments: $ 180,138 $ 462,564
Money market funds    
Fair value of financial assets and liabilities    
Cash equivalents: 104,275 89,879
US Government Agency bonds    
Fair value of financial assets and liabilities    
Cash equivalents: 15,998  
Short-term investments: 3,984 84,804
US Treasury bonds    
Fair value of financial assets and liabilities    
Short-term investments: 55,881 287,881
Level 1    
Fair value of financial assets and liabilities    
Short-term investments: 0 0
Level 1 | Money market funds    
Fair value of financial assets and liabilities    
Cash equivalents: 0 0
Level 1 | US Government Agency bonds    
Fair value of financial assets and liabilities    
Cash equivalents: 0  
Short-term investments: 0 0
Level 1 | US Treasury bonds    
Fair value of financial assets and liabilities    
Short-term investments: 0 0
Level 2    
Fair value of financial assets and liabilities    
Short-term investments: 180,138 462,564
Level 2 | Money market funds    
Fair value of financial assets and liabilities    
Cash equivalents: 104,275 89,879
Level 2 | US Government Agency bonds    
Fair value of financial assets and liabilities    
Cash equivalents: 15,998  
Short-term investments: 3,984 84,804
Level 2 | US Treasury bonds    
Fair value of financial assets and liabilities    
Short-term investments: 55,881 287,881
Level 3    
Fair value of financial assets and liabilities    
Short-term investments: 0 0
Level 3 | Money market funds    
Fair value of financial assets and liabilities    
Cash equivalents: 0 0
Level 3 | US Government Agency bonds    
Fair value of financial assets and liabilities    
Cash equivalents: 0  
Short-term investments: 0 0
Level 3 | US Treasury bonds    
Fair value of financial assets and liabilities    
Short-term investments: $ 0 $ 0