Operating Segments and Geographic Information, Revenues from External Customers by Country (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 26, 2015	Dec. 27, 2014	Dec. 28, 2013
Schedule of Revenues from External Customers, By Country [Line Items]
Net revenue	$ 55,355	$ 55,870	$ 52,708
China (Including Hong Kong) [Member]
Schedule of Revenues from External Customers, By Country [Line Items]
Net revenue	11,679	11,197	9,890
Singapore [Member]
Schedule of Revenues from External Customers, By Country [Line Items]
Net revenue	11,544	11,573	10,997
United States [Member]
Schedule of Revenues from External Customers, By Country [Line Items]
Net revenue	11,121	9,828	9,091
Taiwan [Member]
Schedule of Revenues from External Customers, By Country [Line Items]
Net revenue	10,661	8,955	8,888
Other countries [Member]
Schedule of Revenues from External Customers, By Country [Line Items]
Net revenue	10,350	14,317	13,842
Outside the U.S. [Member]
Schedule of Revenues from External Customers, By Country [Line Items]
Net revenue	$ 44,200	$ 46,000	$ 43,600