Accrued expenses and other liabilities - Schedule of Accrued Expenses (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Mar. 31, 2021
Current:
Product warranties	$ 630	$ 605
Maintenance	506	609
Employee-related accruals	7,621	6,166
Lease liabilities	932	1,395
Accrued commissions	3,017	2,199
Other accruals	6,904	6,356
Total current	19,610	17,330
Non-current:
Lease liabilities	3,655	4,895
Other liabilities	689	968
Total non-current	$ 4,344	$ 5,863
Lease liabilities, current [Extensible Enumeration]	Accrued expenses and other liabilities	Accrued expenses and other liabilities
Lease liabilities, non-current [Extensible Enumeration]	Total non-current	Total non-current