Annual report pursuant to Section 13 and 15(d)

Segment Information (Details)

v2.3.0.15
Segment Information (Details) (USD $)
12 Months Ended
Sep. 25, 2011
Sep. 26, 2010
Sep. 27, 2009
Notes to Financial Statements [Abstract]      
Number of aggregated divisions 4    
Revenues, EBT and Total Assets for Reportable Segments [Line items]      
FLO TV assets included in QSI's assets $ 913,000,000 $ 1,300,000,000 $ 1,300,000,000
Investments in equity method investees included in QSI's assets 20,000,000 20,000,000 10,000,000
QMT included in reconciling items 806,000,000 384,000,000 389,000,000
Net book values of long-lived assets located outside of the United States 629,000,000 221,000,000 256,000,000
Net book values of long-lived assets located in the United States 1,800,000,000 2,200,000,000 2,100,000,000
Unallocated cost of equipment and services revenue resulting from acquisitions 143,000,000    
Unallocated selling, general and administrative expenses resulting from acquisitions 59,000,000    
Unallocated research and development expenses resulting from acquisitions $ 6,000,000