Long-Term Debt (Tables)

12 Months Ended

Apr. 30, 2017

Debt Instruments [Abstract]

Components Of Long-Term Debt

The components of long-term debt are as follows:

(in 000s)
As of April 30,	2017			2016
Senior Notes, 4.125%, due October 2020	$	650,000		$	650,000
Senior Notes, 5.500%, due November 2022	500,000			500,000
Senior Notes, 5.250%, due October 2025	350,000			350,000
Capital lease obligation, due over the next 6 years	6,610			7,435
Debt issuance costs and discounts	(12,612		)	(15,234		)
	1,493,998			1,492,201
Less: Current portion	(981		)	(826		)
	$	1,493,017		$	1,491,375