QUALCOMM Incorporated Annual report pursuant to Section 13 and 15(d)

Segment Information Sales by Geographic Area (Details) (USD $) In Millions	3 Months Ended								12 Months Ended
	Sep. 25, 2011	Jun. 26, 2011	Mar. 27, 2011	Dec. 26, 2010	Sep. 26, 2010	Jun. 27, 2010	Mar. 28, 2010	Dec. 27, 2009	Sep. 25, 2011	Sep. 26, 2010	Sep. 27, 2009
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 4,117	$ 3,623	$ 3,870	$ 3,348	$ 2,952	$ 2,700	$ 2,661	$ 2,668	$ 14,957	$ 10,982	$ 10,387
China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales information by geographic area - foreign country									4,744	3,194	2,378
South Korea [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales information by geographic area - foreign country									2,887	2,913	3,655
Taiwan [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales information by geographic area - foreign country									2,550	1,360	831
Japan [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales information by geographic area - foreign country									1,165	1,018	1,098
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales information by geographic area - domestic									897	555	603
Other foreign [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales information by geographic area - foreign country									$ 2,714	$ 1,942	$ 1,822