Segment Information - Summary of Long-lived Assets by Geographical Area (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Mar. 31, 2025
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	$ 30,379	$ 33,832
UNITED STATES
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	16,867	18,618
INDIA
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	12,641	14,150
Rest of world
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	$ 871	$ 1,064