Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

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Income Taxes (Details) (USD $)
12 Months Ended
Sep. 25, 2011
Sep. 26, 2010
Sep. 27, 2009
Deferred Tax Liabilities Not Recognized [Abstract]      
Unrecorded deferred tax liability related to United States federal and state income taxes and withholding taxes on non United States subsidiaries undistributed earnings $ 4,700,000,000    
Amount of undistributed earnings of certain non-United States subsidiaries indefinitely invested outside the United States 13,500,000,000    
Income Tax Examinations [Abstract]      
Increase to tax provision as a result of income tax examination   20,000,000  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense [Abstract]      
Unrecognized tax benefits included tax positions that, if recognized, would impact the effective tax rate 88,000,000    
Cash amounts paid for income taxes, net of refunds received $ 2,100,000,000 $ 671,000,000 $ 516,000,000