Summary of Significant Accounting Policies - Summary of financial assets and liabilities measured at fair value on recurring basis (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Mar. 31, 2025
Fair Value
Assets:
Cash	$ 1,828	$ 1,400
Cash equivalents	21,045	23,429
Carrying Value
Assets:
Cash	1,828	1,400
Cash equivalents	21,045	23,429
Liabilities:
Contingent liability (Note 13)	2,600
Level 1
Assets:
Cash	1,828	1,400
Cash equivalents	21,045	23,429
Level 2
Assets:
Cash	0	0
Cash equivalents	0	0
Level 3
Assets:
Cash	0	0
Cash equivalents	$ 0	$ 0