Borrowings (Tables) (Details)

6 Months Ended

Oct. 31, 2012

Borrowings [Abstract]

Schedule Of Borrowings

						(in 000s)
As of		October 31, 2012		October 31, 2011		April 30, 2012
Commercial paper outstanding	$	-	$	39,990	$	-
Senior Notes, 7.875%, due January 2013	$	599,975	$	599,851	$	599,913
Senior Notes, 5.125%, due October 2014		399,530		399,294		399,412
Senior Notes, 5.500%, due November 2022		497,190		-		-
Other		10,108		40,786		41,224
Total long-term debt		1,506,803		1,039,931		1,040,549
Less: Current portion		(600,678)		(30,735)		(631,434)
	$	906,125	$	1,009,196	$	409,115