Commitments and contingencies - Lease agreements (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Lease agreements
Property, plant and equipment, net	$ 7,442	$ 6,860
Right-to-use asset	5,751	4,425
Right-to-use liability	6,048
Finance lease Amortization	2,428	1,274
Interest on lease liabilities	2,242	1,185
Operating lease costs	948	885
General and administrative expenses
Lease agreements
Operating lease costs	948	885
Research and development expenses
Lease agreements
Finance lease Amortization	2,070	1,034
Interest on lease liabilities	$ 1,881	$ 944

Amount of interest expense on finance lease liability.

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- Definition

Amount of amortization expense attributable to right-of-use asset from finance lease.

+ References

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No definition available.

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

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- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

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- Definition

Amount of lessee's right to use underlying asset under operating lease.

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- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

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