v3.26.1
401(k) (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Retirement Benefits [Abstract]    
Defined contribution plan, minimum employee contribution 1.00%  
Defined contribution plan, maximum employee contribution 100.00%  
Defined contribution plan, cost $ 1.0 $ 1.4