Income Taxes (Tables)

12 Months Ended

Mar. 31, 2012

Income Taxes [Abstract]

Income Before Income Taxes From Continuing Operations

		Years Ended March 31,
(In millions)		2012		2011		2010
Income from continuing operations before income taxes
U.S.	$	1,316	$	1,161	$	1,340
Foreign		603		474		524
Total income from continuing operations before
income taxes	$	1,919	$	1,635	$	1,864

Components Of Provision For Income Taxes Related To Continuing Operations

				Years Ended March 31,
(In millions)		2012		2011		2010
Current
Federal	$	271	$	283	$	255
State and local		52		40		25
Foreign		28		54		44
Total current		351		377		324
Deferred
Federal		129		121		269
State and local		29		1		13
Foreign		7		6		(5	)
Total deferred		165		128		277
Income tax provision	$	516	$	505	$	601

Reconciliation Between Effective Tax Rate On Income From Continuing Operations And Statutory Tax Rate

		Years Ended March 31,
(In millions)		2012			2011			2010
Income tax provision at federal statutory rate	$	672		$	572		$	652
State and local income taxes net of federal tax benefit		57			33			25
Foreign income taxed at various rates		(176	)		(105	)		(144	)
Unrecognized tax benefits and settlements		(18	)		14			53
Tax credits		(13	)		(16	)		(8	)
Other, net		(6	)		7			23
Income tax provision	$	516		$	505		$	601

Components Of Deferred Tax Balances

		March 31,
(In millions)		2012			2011
Assets
Receivable allowances	$	44		$	48
Deferred revenue		114			107
Compensation and benefit related accruals		447			409
AWP litigation accrual		175			97
Loss and credit carryforwards		400			494
Other		256			241
Subtotal		1,436			1,396
Less: valuation allowance		(101	)		(99	)
Total assets		1,335			1,297
Liabilities
Inventory valuation and other assets		(1,635	)		(1,450	)
Fixed assets and systems development costs		(263	)		(221	)
Intangibles		(544	)		(532	)
Other		(53	)		(58	)
Total liabilities		(2,495	)		(2,261	)
Net deferred tax liability	$	(1,160	)	$	(964	)
Current net deferred tax liability	$	(1,092	)	$	(1,036	)
Long-term deferred tax asset		20			72
Long-term deferred tax liability		(88	)		0
Net deferred tax liability	$	(1,160	)	$	(964	)

Gross Unrecognized Tax Benefits

		Years Ended March 31,
(In millions)		2012			2011			2010
Unrecognized tax benefits at beginning of period	$	635		$	619		$	526
Additions based on tax positions related to prior years		11			32			50
Reductions based on tax positions related to prior years		(72	)		(60	)		(12	)
Additions based on tax positions related to current year		37			50			72
Reductions based on settlements		(1	)		(6	)		(16	)
Reductions based on the lapse of the applicable statutes of
limitations		(15	)		0			(1	)
Unrecognized tax benefits at end of period	$	595		$	635		$	619