Borrowings (Tables)

9 Months Ended

Jan. 31, 2012

Borrowings [Abstract]

Schedule Of Borrowings

			(in 000s)
As of	January 31, 2012	January 31, 2011	April 30, 2011
Commercial paper	$ 230,947	$ 632,566	$ —
Senior Notes, 7.875%, due January 2013	$ 599,871	$ 599,758	$ 599,788
Senior Notes, 5.125%, due October 2014	399,364	399,117	399,177
Other	41,002	40,913	41,119
Total long-term debt	1,040,237	1,039,788	1,040,084
Less: Current portion	(630,996 )	(551 )	(557 )
	$ 409,241	$ 1,039,237	$ 1,039,527