Income Taxes (Tables)

12 Months Ended

May 31, 2011

Income Taxes (Tables) Abstract

Schedule of Components of the Provision for Income Taxes

			2011		2010		2009
Current provision (benefit)
	Domestic:
		Federal	$	79	$	36	$	(35)
		State and local		48		54		18
	Foreign			198		207		214
				325		297		197
Deferred provision (benefit)
	Domestic:
		Federal		485		408		327
		State and local		12		15		48
	Foreign			(9)		(10)		7
				488		413		382
			$	813	$	710	$	579

Schedule of Reconciliation of the Statutory Federal Income Tax Rate to the Effective Income Tax Rate

			2011		2010		2009
Statutory U.S. income tax rate			35.0	%	35.0	%	35.0	%
Increase resulting from:
	Goodwill impairment		-		-		48.0
	State and local income taxes,
		net of federal benefit	1.7		2.4		1.9
	Other, net		(0.8)		0.1		0.7
Effective tax rate			35.9	%	37.5	%	85.6	%

Schedule of Significant Components of Deferred Tax Assets and Liabilities

		2011				2010
		Deferred Tax Assets		Deferred Tax Liabilities		Deferred Tax Assets		Deferred Tax Liabilities
Property, equipment,
	leases and intangibles	$	274	$	2,675	$	377	$	2,157
Employee benefits			1,016		34		783		36
Self-insurance accruals			519		-		416		-
Other			422		269		490		238
Net operating loss/credit
	carryforwards		172		-		142		-
Valuation allowances			(151)		-		(139)		-
		$	2,252	$	2,978	$	2,069	$	2,431

Schedule of Net Deferred Tax Liabilities

	2011		2010
Current deferred tax asset	$	610	$	529
Noncurrent deferred tax liability		(1,336)		(891)
	$	(726)	$	(362)

Reconciliation of Beginning and Ending Amount of Unrecognized Tax Benefits

		2011		2010		2009
Balance at beginning of year		$	82	$	72	$	88
	Increases for tax positions taken in the current year		2		3		7
	Increases for tax positions taken in prior years		6		14		10
	Decreases for tax positions taken in prior years		(10)		(4)		(30)
	Settlements		(11)		(3)		(3)
Balance at end of year		$	69	$	82	$	72