v3.26.3
Investments and Fair Value Measurements- Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Mar. 31, 2026
Debt Securities, Available-for-sale [Line Items]          
Interest income from cash, cash equivalents, and investments $ 13,100 $ 13,500 $ 22,200 $ 26,000  
Mutual funds          
Debt Securities, Available-for-sale [Line Items]          
Investments held and classified as restricted trading securities $ 3,470   $ 3,470   $ 2,165