Equity Incentive Plans and Stock-Based Compensation (Tables)

3 Months Ended

Jun. 30, 2021

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Schedule of Summary of Stock Option Activity and Activity Regarding Shares Available for Grant

Stock option activity and activity regarding shares available for grant under the Plan is as follows:

	Options Outstanding
	Outstanding Stock Options			Weighted-Average Exercise Price			Weighted-Average Remaining Contractual Life (Years)		Aggregate Intrinsic Value
	(in thousands, except share, years, and per share data)
Balance as of March 31, 2021		29,375,026		$	9.37		7.1		$	403,498
Recapitalization		38,002,437		$	(5.28	)
Balance as of March 31, 2021		67,377,463		$	4.09
Granted		—
Exercised		(818,479	)	$	3.12
Cancelled/Forfeited/Expired		(596,316	)	$	4.79
Balance as of June 30, 2021		65,962,668		$	4.09			6.9	$	501,155
Vested and exercisable as of June 30, 2021		39,327,557		$	3.49			5.7	$	322,319

Schedule of Assumptions Used in the Black-Scholes Option-Pricing Model

The Black-Scholes assumptions used to value stock options at the grant dates are as follows:

	Three Months Ended June 30,
	2020
	Min			Max
Expected term (years)		6.0			6.1
Expected volatility		67	%		68	%
Risk-free interest rate		0.4	%		0.5	%
Expected dividend yield	—			—

Summary of Restricted Stock Awards Activity under the Equity Incentive Plan

The following table summarizes the restricted stock unit activity under the equity incentive plans and related information:

	RSUs
	Unvested RSUs		Weighted-Average Grant Date Fair Value Per Share
Balance as of March 31, 2021		—		—
Granted		2,837,769	$	10.08
Vested		—		—
Cancelled/forfeited		—		—
Balance as of June 30, 2021		2,837,769	$	10.08
Expected to vest, June 30, 2021		2,837,769	$	10.08

Schedule of Share Based Compensation Costs.

The total share-based compensation expense related to stock options and restricted stock units by line item in the accompanying unaudited condensed consolidated statements of operations is summarized as follows:

	Three Months Ended June 30,
	2021		2020
	(in thousands)
Cost of revenue	$	798	$	179
Research and development		5,607		4,199
Sales and marketing		903		829
General and administrative		2,329		4,494
Total stock-based compensation expense	$	9,637	$	9,701