Quarterly report pursuant to Section 13 or 15(d)

Acquisitions (Details)

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Acquisitions (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Dec. 25, 2011
Business Acquisition, Purchase Price Allocation [Abstract]  
Number of businesses acquired 5
Cash consideration paid for businesses acquired $ 288
Acquired technology-based intangible assets 32
Acquired in-process research and development (IPR&D) 46
Number of in-process research and development projects 2
Acquired in-process research and development estimated completion period 2
Goodwill recognized from businesses acquired, expected to be deductible for tax purposes 61
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 39
QTL [Member]
 
Acquisitions [Abstract]  
Goodwill 22
Non-reportable segment [Member]
 
Acquisitions [Abstract]  
Goodwill $ 135