Acquisitions Business Acquisition Pro Forma (Details) (USD $) In Millions	9 Months Ended	12 Months Ended
Jun. 27, 2010	Sep. 25, 2011
Business Acquisition [Line Items]
Revenues	$ 11,867	$ 15,583
Net income attributable to Qualcomm	$ 3,013	$ 4,304

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=6909870&loc=d3e1392-128463

+ Details

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

+ Details

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