Long-Term Debt Long-Term Debt (Tables)

6 Months Ended

Oct. 31, 2017

Long-term Debt, Unclassified [Abstract]

Components of Long-Term Debt

The components of long-term debt are as follows:

							(in 000s)
As of	October 31, 2017			October 31, 2016			April 30, 2017
Senior Notes, 4.125%, due October 2020	$	650,000		$	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			350,000
Committed line of credit borrowings	—			475,000			—
Capital lease obligation	6,125			7,024			6,610
Debt issuance costs and discounts	(11,293		)	(13,915		)	(12,612		)
	1,494,832			1,968,109			1,493,998
Less: Current portion	(1,004		)	(903		)	(981		)
	$	1,493,828		$	1,967,206		$	1,493,017