v3.26.3
Fair Value Measurements - Schedule of reconciliation of Level 3 assets and liabilities (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Sep. 30, 2026
Mar. 31, 2026
Investments [Member] | Level 3 Continuity [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Balance, beginning of period $ 3,117 $ 3,120
Additions 357 725
Transfer to Level 1 0 (725)
Foreign exchange (8) 6
Change in fair value 87 (9)
Balance, end of period 3,553 3,117
Warrant liability [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Balance, beginning of period 400  
Balance, end of period 600 400
Warrant liability [Member] | Level 3 Continuity [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Balance, beginning of period 413 760
Change in fair value 142 (347)
Balance, end of period $ 555 $ 413