Income Taxes (Tables)

12 Months Ended

Apr. 30, 2023

Income Tax Disclosure [Abstract]

Schedule of Components of Net Loss Before Income Taxes

The components of the Company’s net loss before provision for income taxes for the fiscal years ended April 30, 2023, 2022 and 2021 were as follows (in thousands):

	Fiscal Year Ended April 30,
	2023		2022		2021
Domestic	$	(270,280)	$	(189,891)	$	(58,407)
Foreign	2,116		(1,385)		3,415
Net loss before provision for income taxes	$	(268,164)	$	(191,276)	$	(54,992)

Schedule of Provision for Income Tax Expenses

The components of the Company’s provision for income taxes for the fiscal years ended April 30, 2023, 2022 and 2021 were as follows (in thousands):

	Fiscal Year Ended April 30,
	2023		2022		2021
Current expense
Federal	$	—	$	—	$	—
State	306		310		286
Foreign	369		479		418
Total	675		789		704
Deferred expense
Federal	—		—		—
State	—		—		—
Foreign	—		—		—
Total	—		—		—
Total provision for income taxes	$	675	$	789	$	704

Schedule of Federal Statutory Rate to Effective Tax Rate Reconciliation

The reconciliation of U.S. federal statutory rate to the Company’s effective tax rate was follows (in thousands):

	Fiscal Year Ended April 30,
	2023		2022		2021
Expected benefit at federal statutory rate	$	(56,314)	$	(40,119)	$	(11,628)
State tax expense—net of federal benefit	306		310		286
Impact of foreign operations	(75)		770		(299)
Federal research and development credit	(2,489)		(1,109)		(694)
Change in valuation allowance	32,481		59,450		30,587
Stock-based compensation	25,806		(19,152)		(17,667)
Meals and entertainment	95		50		35
Other permanent items	865		589		84
Total provision for income taxes	$	675	$	789	$	704

Schedule of Components of Deferred Tax Assets and Liabilities

The components of deferred tax assets and liabilities as of April 30, 2023 and 2022 were as follows (in thousands):

	As of April 30,
	2023		2022
Deferred tax assets
Accrued payroll	$	3,971	$	521
Other accruals & reserves	5,815		6,185
Operating lease liability	8,868		6,957
Deferred revenue	2,221		442
Depreciation	—		2,099
Net operating losses	116,111		114,291
R&D tax credit	10,302		6,618
Stock based compensation	10,595		15,669
Capitalized R&D expenditure	30,696		—
Other	457		905
Gross deferred tax assets	189,036		153,687
Valuation allowance	(180,571)		(144,678)
Total deferred tax assets	8,465		9,009
Deferred tax liabilities
Prepaid expenses	(1,956)		(2,384)
Depreciation	(2,580)		—
Operating lease right-of-use assets	(3,929)		(6,625)
Total deferred tax liabilities	(8,465)		(9,009)
Net deferred tax assets (liabilities)	$	—	$	—

Schedule of Unrecognized Tax Benefits Reconciliation

A reconciliation of the beginning and ending amount of the Company’s total gross unrecognized tax benefits was as follows (in thousands):

	As of April 30,
	2023		2022
Balance as of May 1	$	7,368	$	5,333
Increases for tax positions related to the current year	4,001		2,035
Balance as of April 30	$	11,369	$	7,368