Quarterly report pursuant to Section 13 or 15(d)

Acquisitions (Details)

v2.4.0.6
Acquisitions (Details) (USD $)
In Millions, unless otherwise specified
6 Months Ended
Mar. 25, 2012
Business Acquisition, Purchase Price Allocation [Abstract]  
Number of businesses acquired (in businesses) 6
Cash consideration paid for businesses acquired $ 302
Acquired technology-based intangible assets 35
Acquired in-process research and development (IPR&D) 46
Number of in-process research and development projects (in projects) 2
Acquired in-process research and development estimated completion period (in years) 2
Goodwill recognized from businesses acquired, expected to be deductible for tax purposes 71
Technology-based [Member]
 
Business Acquisition, Purchase Price Allocation [Abstract]  
Weighted-average useful life of intangible assets acquired (in years) 6
IPR&D [Member]
 
Business Acquisition, Purchase Price Allocation [Abstract]  
Weighted-average useful life of intangible assets acquired (in years) 9
QCT [Member]
 
Acquisitions [Abstract]  
Goodwill 48
QTL [Member]
 
Acquisitions [Abstract]  
Goodwill 22
Non-reportable segment [Member]
 
Acquisitions [Abstract]  
Goodwill $ 130