Significant Components of Deferred Tax Assets and Liabilities (Detail) (USD $) In Millions	Sep. 24, 2011	Sep. 25, 2010
Deferred tax assets:
Accrued liabilities and other reserves	$ 1,610	$ 1,369
Basis of capital assets and investments	390	179
Share-based compensation	355	308
Other	795	707
Total deferred tax assets	3,150	2,563
Less valuation allowance	0	0
Deferred tax assets, net of valuation allowance	3,150	2,563
Deferred tax liabilities:
Unremitted earning of foreign subsidiaries	8,896	4,979
Other	272	150
Total deferred tax liabilities	9,168	5,129
Net deferred tax liabilities	$ (6,018)	$ (2,566)