Stock Appreciation Rights, Deferred Compensation and Redeemable Noncontrolling Interests (Tables)

9 Months Ended

Jan. 31, 2021

Stock Appreciation Rights, Deferred Compensation and Redeemable Noncontrolling Interests

Summary of changes to the liabilities for stock appreciation rights, deferred compensation and redeemable noncontrolling interests

	Stock				Redeemable
	Appreciation		Deferred		Noncontrolling
	Rights		Compensation		Interests
	(in thousands)
Balance as of April 30, 2020	$	24,205	$	1,660	$	8,300
Amounts redeemed		(583)		—		—
Change in fair value		2,552		177		885
Balance as of January 31, 2021	$	26,174	$	1,837	$	9,185
Classified as current as of April 30, 2020	$	624	$	—	$	—
Classified as long-term as of April 30, 2020		23,581		1,660		8,300
Classified as current as of January 31, 2021	$	1,200	$	—	$	—
Classified as long-term as of January 31, 2021		24,974		1,837		9,185