Balance Sheet Components (Tables)

12 Months Ended

Mar. 31, 2023

Balance Sheet Related Disclosures [Abstract]

Property and Equipment, Net

Property and equipment, net consisted of the following:

	March 31, 2023			March 31, 2022
	(in thousands)
Computer and software	$	10,376		$	10,573
Laboratory equipment and software		52,785			51,557
Furniture and office equipment		8,946			8,926
Leasehold improvements		40,964			40,566
Capitalized asset retirement obligations		853		853
Property and equipment, gross		113,924			112,475
Less: accumulated depreciation and amortization		(75,316	)		(62,624	)
Property and equipment, net	$	38,608		$	49,851

Schedule of internal use software

Internal-use software, net consisted of the following:

	March 31, 2023			March 31, 2022
	(in thousands)
Capitalized internal-use software	$	25,180		$	14,804
Less: accumulated amortization		(9,519	)		(5,169	)
Internal-use software, net	$	15,661		$	9,635

During the fiscal years ended March 31, 2023, 2022 and 2021, t

Summary of Intangible Assets, Net

Intangible assets, net consisted of the following:

	March 31, 2023
	Weighted Average Remaining Useful Life (Years)		Gross Carrying Amount		Accumulated Amortization			Cumulative Impairment Charge			Cumulative Currency Translation			Net Carrying Amount
	(in thousands, except years)
Customer relationships		0.6	$	14,900	$	(10,554	)	$	—		$	—		$	4,346
Partnerships		8.6		23,200		(4,385	)		(9,968	)		(1,122	)		7,725
Trademark		3.6		11,000		(3,117	)		—			—			7,883
Developed technology		5.6		24,100		(4,877	)		—			—			19,223
Non-compete agreements		3.6		2,800		(793	)		—			—			2,007
Patents		5.5		5,500		(1,164	)		—			—			4,336
Total intangible assets			$	81,500	$	(24,890	)	$	(9,968	)	$	(1,122	)	$	45,520

	March 31, 2022
	Weighted Average Remaining Useful Life (Years)		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
	(in thousands, except years)
Customer relationships		1.6	$	14,900	$	(3,104	)	$	11,796
Partnerships		6.6		23,200		(1,558	)		21,642
Trademark		4.6		11,000		(917	)		10,083
Developed technology		6.6		24,100		(1,436	)		22,664
Non-compete agreements		4.6		2,800		(233	)		2,567
Patents		6.4		5,500		(347	)		5,153
Total intangible assets			$	81,500	$	(7,595	)	$	73,905

Summary of Future Amortization of Intangible Assets

Estimated future amortization expense of the identified intangible assets as of March 31, 2023 was as follows:

	Estimated Amortization
	(in thousands)
Fiscal years ending March 31,
2024	$	12,265
2025		7,919
2026		7,919
2027		6,770
2028		5,006
Thereafter		5,641
Total estimated future amortization expense	$	45,520

Schedule of Accrued Expense and Other Current Liabilities

Accrued expense and other current liabilities consisted of the following:

	March 31, 2023		March 31, 2022
	(in thousands)
Accrued payables	$	17,030	$	20,937
Accrued compensation and benefits		14,737		14,241
Accrued bonus		21,600		657
Accrued clinical expenses		11,707		6,717
Accrued taxes and other		1,356		2,036
Total accrued expenses and other current liabilities	$	66,430	$	44,588