Quarterly Financial Data (Tables)

12 Months Ended

Apr. 30, 2013

Quarterly Financial Information Disclosure [Abstract]

Summary Of Quarterly Financial Information

(in 000s, except per share amounts)
	Fiscal Year 2013			Apr 30, 2013			Jan 31, 2013			Oct 31, 2012			Jul 31, 2012
Revenues	$	2,905,943		$	2,200,212		$	471,979		$	137,263		$	96,489
Income (loss) from continuing operations before taxes (benefit)	$	702,011		$	1,129,836		$	(96,268	)	$	(162,288	)	$	(169,269	)
Income taxes (benefit)	236,853			440,914			(79,353		)	(61,089		)	(63,619		)
Net income (loss) from continuing operations	465,158			688,922			(16,915		)	(101,199		)	(105,650		)
Net loss from discontinued operations	(31,210		)	(24,582		)	(793		)	(4,044		)	(1,791		)
Net income (loss)	$	433,948		$	664,340		$	(17,708	)	$	(105,243	)	$	(107,441	)
Basic earnings (loss) per share:
Continuing operations	$	1.70		$	2.53		$	(0.06	)	$	(0.37	)	$	(0.38	)
Discontinued operations	(0.11		)	(0.09		)	(0.01		)	(0.02		)	(0.01		)
Consolidated	$	1.59		$	2.44		$	(0.07	)	$	(0.39	)	$	(0.39	)
Diluted earnings (loss) per share:
Continuing operations	$	1.69		$	2.51		$	(0.06	)	$	(0.37	)	$	(0.38	)
Discontinued operations	(0.11		)	(0.09		)	(0.01		)	(0.02		)	(0.01		)
Consolidated	$	1.58		$	2.42		$	(0.07	)	$	(0.39	)	$	(0.39	)

	Fiscal Year 2012			Apr 30, 2012			Jan 31, 2012			Oct 31, 2011			Jul 31, 2011
Revenues	$	2,893,771		$	2,000,674		$	663,280		$	129,194		$	100,623
Income (loss) from continuing operations before taxes (benefit)	$	576,070		$	981,626		$	(1,026	)	$	(203,929	)	$	(200,601	)
Income taxes (benefit)	230,102			389,923			2,541			(80,916		)	(81,446		)
Net income (loss) from continuing operations	345,968			591,703			(3,567		)	(123,013		)	(119,155		)
Net income (loss) from discontinued operations	(80,036		)	(5,600		)	218			(18,711		)	(55,943		)
Net income (loss)	$	265,932		$	586,103		$	(3,349	)	$	(141,724	)	$	(175,098	)
Basic earnings (loss) per share:
Continuing operations	$	1.16		$	2.02		$	(0.01	)	$	(0.41	)	$	(0.39	)
Discontinued operations	(0.27		)	(0.02		)	—			(0.06		)	(0.18		)
Consolidated	$	0.89		$	2.00		$	(0.01	)	$	(0.47	)	$	(0.57	)
Diluted earnings (loss) per share:
Continuing operations	$	1.16		$	2.01		$	(0.01	)	$	(0.41	)	$	(0.39	)
Discontinued operations	(0.27		)	(0.02		)	—			(0.06		)	(0.18		)
Consolidated	$	0.89		$	1.99		$	(0.01	)	$	(0.47	)	$	(0.57	)

Schedule Of Share Price And Dividends Paid

	Fiscal Year		Fourth Quarter		Third Quarter		Second Quarter		First Quarter
Fiscal Year 2013:
Dividends paid per share	$	0.80	$	0.20	$	0.20	$	0.20	$	0.20
Stock price range:
High	$	29.68	$	29.68	$	23.19	$	18.04	$	16.88
Low	14.35		22.77		17.26		15.53		14.35
Fiscal Year 2012:
Dividends paid per share	$	0.70	$	0.20	$	0.20	$	0.15	$	0.15
Stock price range:
High	$	17.75	$	17.46	$	17.09	$	15.52	$	17.75
Low	12.54		14.35		14.41		12.54		14.68