Balance Sheet Components - Schedule of Accrued Expense and Other Current Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Mar. 31, 2022
Balance Sheet Related Disclosures [Abstract]
Accrued payables	$ 16,922	$ 20,937
Accrued compensation and benefits	37,859	14,898
Accrued clinical expenses	12,684	6,717
Accrued taxes and other	1,571	2,036
Total accrued expenses and other current liabilities	$ 69,036	$ 44,588

Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 30
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Publisher FASB
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant