Income Taxes (Tables)

12 Months Ended

Apr. 30, 2012

Income Taxes [Abstract]

Schedule Of Components Of Income From Continuing Operations

	(in 000s)
Year ended April 30,	2012		2011		2010
Domestic	$	547,535	$	590,024	$	684,787
Foreign		28,535		37,679		38,627
	$	576,070	$	627,703	$	723,414

Schedule Of Components Of Income Tax Expense (Benefit) For Continuing Operations

	(in 000s)
Year ended April 30,	2012		2011			2010
Current:
Federal	$	126,773	$	171,337		$	95,473
State		21,285		40,433			23,674
Foreign		8,647		21,456			16,331
		156,705		233,226			135,478
Deferred:
Federal		55,032		(1,762	)		104,606
State		18,154		3,404			28,035
Foreign		211		288			172
		73,397		1,930			132,813
Total income taxes for continuing operations	$	230,102	$	235,156		$	268,291

Schedule Of Effective Income Tax Rate Reconciliation

		$xxx,x			$xxx,x			$xxx,x
Year ended April 30,	2012			2011			2010
U.S. statutory tax rate		35.0	%		35.0	%		35.0	%
Change in tax rate resulting from:
State income taxes, net of federal income tax benefit		4.2	%		4.4	%		3.7	%
Permanent differences		0.5	%		(0.6	%)		(0.8	%)
Uncertain tax positions		(0.6	%)		1.2	%		1.0	%
Net change in valuation allowance		0.2	%		(1.4	%)		(1.1	%)
Other		0.6	%		(1.1	%)		(0.7	%)
Effective tax rate		39.9	%		37.5	%		37.1	%

Schedule Of Deferred Tax Assets And Liabilities

		$xxxxxxxx			$xxxxxxxx
	(in 000s)
As of April 30,	2012			2011
Gross deferred tax assets:
Accrued expenses	$	21,533		$	46,607
Allowance for credit losses and related reserves		102,819			94,796
Valuation allowance		(33,672	)		(47,300	)
Current		90,680			94,103
Deferred and stock-based compensation		23,590			69,114
Deferred revenue		26,181			23,166
Net operating loss carryovers		18,202			19,850
ASC 740 asset related to unrecognized tax benefits		31,824			32,481
Capital loss carryover		85,778			150,876
Other		2,901			15,636
Valuation allowance		(43,771	)		(93,122	)
Noncurrent		144,705			218,001
		235,385			312,104
Gross deferred tax liabilities:
Prepaid expenses		(3,641	)		(1,674	)
Current		(3,641	)		(1,674	)
Property and equipment		(19,454	)		(11,182	)
Basis difference in mortgage-related investment		(63,115	)		(49,751	)
Intangibles		(33,935	)		(53,352	)
Noncurrent		(116,504	)		(114,285	)
Net deferred tax assets	$	115,240		$	196,145

Schedule Of Reconciliation Of Unrecognized Tax Benefits

		$xxxxx			$xxxxx			$xxxxx
	(in 000s)
Year ended April 30,	2012			2011			2010
Balance, beginning of the year	$	154,848		$	129,767		$	124,605
Additions based on tax positions related to prior years		26,523			28,262			12,957
Reductions based on tax positions related to prior years		(3,858	)		(1,473	)		(2,427	)
Additions based on tax positions related to the current year		42,735			3,417			3,314
Reductions related to settlements with tax authorities		(8,742	)		(7,639	)		(8,545	)
Expiration of statute of limitations		(2,814	)		(315	)		(1,061	)
Foreign currency translation		(838	)		1,057			924
Other		(1,461	)		1,772			—
Balance, end of the year	$	206,393		$	154,848		$	129,767