Income Taxes (Tables)

12 Months Ended

Sep. 30, 2011

Income Taxes

Schedule Of Income Before Income Tax, Domestic And Foreign

	Fiscal 2011			Fiscal 2010			Fiscal 2009
Domestic loss	$	(22,954	)	$	(24,550	)	$	(9,492	)
Foreign income		347,801			344,529			305,923
	$	324,847		$	319,979		$	296,431

Schedule Of Components Of Income Tax Provision (Benefit)

	Fiscal 2011			Fiscal 2010			Fiscal 2009
Current - domestic	$	29		$	(34	)	$	160
Deferred - domestic		(980	)		6,813			(4,335	)
Current - foreign		54,209			58,218			50,052
Deferred - foreign		(85	)		(2,014	)		(191	)
	$	53,173		$	62,983		$	45,686

Schedule Of Deferred Tax Assets And Liabilities

	September 30,
	2011			2010
Deferred tax assets -
Net operating loss carryforwards	$	16,014		$	10,089
Tax credit carryforwards		1,618			730
Stock option compensation expense		7,105			6,298
Book accruals		3,273			3,157
		28,010			20,274
Deferred tax liabilities -
Difference in book and tax basis of equipment		(12,222	)		(13,935	)
		(12,222	)		(13,935	)
Net deferred tax assets (liabilities) before valuation allowance		15,788			6,339
Valuation allowance		(25,568	)		(17,184	)
	$	(9,780	)	$	(10,845	)
Net current deferred tax assets	$	—		$	—
Net noncurrent deferred tax liabilities		(9,780	)		(10,845	)
	$	(9,780	)	$	(10,845	)

Summary Of Activity Related To Net Uncertain Tax Positions

	Liability for Uncertain Tax Positions
Balance at October 1, 2010	$	9,968
Increases based on tax positions related to prior fiscal years		5,959
Increases based on tax positions related to current fiscal year		877
Balance at September 30, 2011	$	16,804

Schedule Of Effective Income Tax Rate Reconciliation

	Fiscal 2011			Fiscal 2010			Fiscal 2009
Statutory income tax rate		35	%		35	%		35	%
Resolution of prior period tax items					1			(1	)
Increase in tax rate resulting from -
Valuation allowance					2
Increases to the reserve for uncertain tax positions		2			1			1
Decrease in tax rate resulting from -
Foreign tax rate differentials, net of foreign tax credit utilization		(23	)		(19	)		(20	)
Effective income tax rate		16	%		20	%		15	%