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Property, Plant and Equipment, Net
9 Months Ended
Sep. 30, 2012
Property, Plant and Equipment, Net [Abstract]  
Property, Plant and Equipment Disclosure [Text Block]
(3)
Property, Plant and Equipment, Net

Property, plant and equipment, net consists of the following (in millions):

 
 
 
As of
 
 
 
September 30,
 
December 31,
 
Depreciable Life
 
2012
 
2011
 
 
 
 
 
 
Property, plant and equipment
5-80 years
 
$
23,709

 
$
23,055

Accumulated depreciation and amortization
 
 
(7,146
)
 
(6,888
)
Net property, plant and equipment
 
 
16,563

 
16,167

Construction work-in-progress
 
 
1,309

 
1,207

Total property, plant and equipment, net
 
 
$
17,872

 
$
17,374