Earnings Per Share (Tables)

12 Months Ended

Apr. 30, 2013

Earnings Per Share [Abstract]

Computations Of Basic And Diluted Earnings Per Share

The computations of basic and diluted earnings per share from continuing operations are as follows:

(in 000s, except per share amounts)
Year ended April 30,	2013			2012			2011
Net income from continuing operations attributable to shareholders	$	465,158		$	345,968		$	392,547
Net income allocated to participating securities	(542		)	(455		)	(1,007		)
Net income from continuing operations attributable to common shareholders	$	464,616		$	345,513		$	391,540
Basic weighted average common shares	273,057			297,863			309,230
Potential dilutive shares	1,302			738			547
Dilutive weighted average common shares	274,359			298,601			309,777
Earnings per share from continuing operations attributable to common shareholders:
Basic	1.70			1.16			1.27
Diluted	1.69			1.16			1.27