Income Taxes - Deferred Tax Assets and Liabilities (Detail) (USD $) In Millions, unless otherwise specified	Sep. 27, 2014	Sep. 28, 2013
Deferred tax assets
Accrued liabilities	$ (2,281)	$ (2,019)
Foreign subsidiaries	(755)	(795)
Noncontrolling interest net operating losses	(657)	(632)
Other	(535)	(482)
Total deferred tax assets	(4,228)	(3,928)
Deferred tax liabilities
Depreciable, amortizable and other property	6,183	5,987
Licensing revenues	351	325
Other	223	139
Deferred Tax Liabilities, Gross	6,757	6,451
Total deferred tax liabilities	3,574	3,565
Net deferred tax liability before valuation allowance	2,529	2,523
Valuation allowance	$ 1,045	$ 1,042