Annual report pursuant to Section 13 and 15(d)

Segment Information QWI Reportable Segment (Details)

v2.4.0.6
Segment Information QWI Reportable Segment (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Sep. 30, 2012
Sep. 25, 2011
Sep. 26, 2010
Revenues Aggregated into the QWI Reportable Segment [Line items]      
Revenues from divisions aggregated into the QWI reportable segment $ 633 $ 656 $ 628
QES [Member]
     
Revenues Aggregated into the QWI Reportable Segment [Line items]      
Revenues from divisions aggregated into the QWI reportable segment 371 395 376
QIS [Member]
     
Revenues Aggregated into the QWI Reportable Segment [Line items]      
Revenues from divisions aggregated into the QWI reportable segment 151 150 173
QGOV [Member]
     
Revenues Aggregated into the QWI Reportable Segment [Line items]      
Revenues from divisions aggregated into the QWI reportable segment 109 100 74
Firethorn [Member]
     
Revenues Aggregated into the QWI Reportable Segment [Line items]      
Revenues from divisions aggregated into the QWI reportable segment 2 11 7
Eliminations [Member]
     
Revenues Aggregated into the QWI Reportable Segment [Line items]      
Revenues from divisions aggregated into the QWI reportable segment $ 0 $ 0 $ (2)