Income Taxes (Tables)

12 Months Ended

Sep. 30, 2011

Income Taxes

Components Of Consolidated Income Tax Expense

	2011			2010			2009
Current income tax expense:
Federal	$	102,903		$	123,154		$	146,865
State		25,067			23,477			30,137
Foreign		37,617			22,909			42,597
Total current tax expense		165,587			169,540			219,599
Deferred income tax expense (benefit):
Federal		10,482			(19,518	)		(733	)
State		(1,760	)		(675	)		397
Foreign		7,131			(3,700	)		5,656
Total deferred tax expense (benefit)		15,853			(23,893	)		5,320
Consolidated income tax expense	$	181,440		$	145,647		$	224,919

Components Of Deferred Tax Assets

	2011			2010
Deferred tax assets:
Obligations relating to:
Defined benefit pension plans	$	80,632		$	108,826
Other employee benefit plans		151,855			137,810
Self-insurance programs		14,999			19,481
Contract revenues and costs		15,333			13,602
Foreign tax credits carryforward		320			14,305
Other		9,081			10,719
Gross deferred tax assets		272,220			304,743
Deferred tax liabilities:
Depreciation and amortization		(130,536	)		(81,693	)
Other, net		(7,068	)		(792	)
Gross deferred tax liabilities		(137,604	)		(82,485	)
Net deferred tax assets	$	134,616		$	222,258

Income Tax Benefits Realized From The Exercise Of Nonqualified Stock Options, And Disqualifying Dispositions Of Stock Sold Under Our Employee Stock Purchase Plans

	2011		2010		2009
Income tax benefits realized under stock plans	$	11.9	$	4.0	$	4.7

Income Tax Expense In Consolidated Statements Of Earnings

	2011			2010			2009
Statutory amount	$	180,831		$	137,177		$	218,446
State taxes, net of the federal benefit		15,150			14,821			19,848
Utilization of foreign tax credit carryover		—			—			(5,856	)
Tax differential on foreign earnings		(7,841	)		(7,178	)		(9,838	)
Other, net		(6,700	)		827			2,319
Consolidated income tax expense	$	181,440		$	145,647		$	224,919
Rates used to compute statutory amount		35.0	%		35.0	%		35.0	%
Consolidated effective income tax rate		35.1	%		37.2	%		36.0	%

Income Tax Payments

	2011		2010		2009
Income tax payments	$	139.2	$	170.8	$	255.5

Components Of Our Consolidated Earnings Before Taxes

	2011		2010		2009
United States earnings	$	341,059	$	295,144	$	449,065
Foreign earnings		175,602		96,790		175,067
	$	516,661	$	391,934	$	624,132