Stockholders' Equity (Tables)

12 Months Ended

Apr. 30, 2013

Stockholders' Equity Note [Abstract]

Summary Of Share Repurchase And Retirements

A summary of our share repurchase and retirements for fiscal years 2013, 2012 and 2011 is as follows:

(in 000s)
	Shares	Cost
Fiscal year:
2013	21,259	$	315,000
2012	14,554	199,989
2011	18,950	279,947