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

3 Months Ended

Jul. 31, 2020

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
Change in fair value		793		42		210
Balance as of July 31, 2020	$	24,998	$	1,702	$	8,510
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 July 31, 2020	$	650	$	—	$	—
Classified as long-term as of July 31, 2020		24,348		1,702		8,510