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Accumulated Other Comprehensive Loss
 12 Months Ended
Dec. 31, 2011
Accumulated Other Comprehensice Loss [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Accumulated Other Comprehensive Loss.
Accumulated other comprehensive loss consists of the following:
  
December 31, 2011
 
December 31, 2010
 
(in millions)
Post-employment benefits, net of tax
$
(415
)
 
$
(283
)
Hedge instruments, net of tax
(80
)
 
(81
)
Translation adjustments and other, net of tax
(360
)
 
(233
)
 
$
(855
)
 
$
(597
)