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

9 Months Ended

Jan. 31, 2018

Stock Appreciation Rights

Equity based compensation arrangements

Summary of changes to liability for equity based compensation arrangements

Stock appreciation rights as of May 1, 2017	$	20,662
Amounts redeemed		(501)
Change in fair value		1,863
Stock appreciation rights as of January 31, 2018	$	22,024

Deferred Compensation

Equity based compensation arrangements

Summary of changes to liability for equity based compensation arrangements

Deferred compensation as of May 1, 2017	$	3,750
Amounts redeemed		(1,733)
Change in fair value		178
Deferred compensation as of January 31, 2018	$	2,195

Redeemable Noncontrolling Interests

Equity based compensation arrangements

Summary of changes to liability for equity based compensation arrangements

Non-controlling interests as of May 1, 2017	$	24,309
Amounts redeemed		(9,664)
Change in fair value		1,192
Non-controlling interests as of January 31, 2018	$	15,837