Equity-Based Compensation - (Tables)

9 Months Ended

Jan. 31, 2022

Share-based Payment Arrangement [Abstract]

Summary of stock option activity

The following table presents stock option activity for the nine months ended January 31, 2022:

	Number of Options	Weighted Average Exercise Price		Weighted Average Remaining Contractual Life (years)	Aggregate Intrinsic Value
	(shares and dollars in thousands)
Outstanding as of April 30, 2021	1,289	$	20.86	6.8	$	29,465
Options granted	208	49.77
Options exercised	(197)	20.58
Options forfeited	(15)	23.06
Outstanding as of January 31, 2022	1,285	$	25.56	6.6	$	33,023
Exercisable as of January 31, 2022	758	$	20.09	5.1	$	23,558
Vested and Expected to vest as of January 31, 2022	1,281	$	25.51	6.6	$	32,960

Schedule of the fair value of stock options assumptions

The fair value of stock options granted during the nine months ended January 31, 2022 and 2021 was estimated using the Black-Scholes option-pricing model with the following assumptions and resulting weighted average grant date fair value:

	Nine Months Ended January 31,
	2022			2021
Volatility	43.13		%	51.28		%
Expected life (years)	6.0			6.0
Risk-free interest rate	0.89		%	0.30		%
Dividend yield	—		%	—		%
Grant date fair value	$	20.86		$	11.13

Summary of restricted stock unit activity

The following table presents restricted stock unit activity for the nine months ended January 31, 2022:

	Number of Restricted Stock Units	Weighted Average Grant Date Fair Value
	(shares in thousands)
Outstanding as of April 30, 2021	361	$	22.92
Granted	165	49.51
Vested	(182)	23.14
Forfeited	(7)	23.03
Outstanding as of January 31, 2022	337	$	35.79