Long-Term Debt Long-Term Debt (Tables)

3 Months Ended

Jul. 31, 2016

Long-term Debt, Unclassified [Abstract]

Components of Long-Term Debt

The components of long-term debt are as follows:

							(in 000s)
As of	July 31, 2016			July 31, 2015			April 30, 2016
Senior Notes, 4.125%, due October 2020	$	650,000		$	—		$	650,000
Senior Notes, 5.500%, due November 2022	500,000			500,000			500,000
Senior Notes, 5.250%, due October 2025	350,000			—			350,000
Capital lease obligation	7,229			8,031			7,435
Debt issuance costs and discounts	(14,575		)	(5,272		)	(15,234		)
	1,492,654			502,759			1,492,201
Less: Current portion	(864		)	(799		)	(826		)
	$	1,491,790		$	501,960		$	1,491,375