Reportable Segments, Significant Customer and Geographical Information (Segments) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Details of reportable segments
Net revenue	$ 1,984	$ 2,005
Stock-based compensation	120	140
Amortization of purchased intangible assets	59	58
Impairments of long-lived assets	25	10
Settlement costs	2	0
Restructuring costs, net	5	0
Other gains, net	(52)	0
Income from operations	170	198
Operating Segments [Member] | Broadband Communications
Details of reportable segments
Net revenue	559	537
Income from operations	136	124
Operating Segments [Member] | Mobile and Wireless
Details of reportable segments
Net revenue	846	995
Income from operations	(32)	123
Operating Segments [Member] | Infrastructure and Networking
Details of reportable segments
Net revenue	579	430
Income from operations	204	98
All Other
Details of reportable segments
Net revenue	0	43
Stock-based compensation	120	140
Amortization of purchased intangible assets	59	58
Amortization of acquired inventory valuation step-up	0	1
Impairments of long-lived assets	25	10
Settlement costs	2	0
Restructuring costs, net	5	0
Other gains, net	(52)	0
Employer payroll tax on certain stock option exercises	1	2
Miscellaneous corporate allocation variances	(22)	(21)
Total other operating costs and expenses	138	190
Income from operations	$ (138)	$ (147)