Long-Term Debt Long-Term Debt (Tables)

6 Months Ended

Oct. 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	October 31, 2016			October 31, 2015			April 30, 2016
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	7,024			7,835			7,435
Debt issuance costs and discounts	(13,915		)	(16,513		)	(15,234		)
	1,968,109			1,491,322			1,492,201
Less: Current portion	(903		)	(808		)	(826		)
	$	1,967,206		$	1,490,514		$	1,491,375