v2.4.0.6
Components of Inventories (Tables)
3 Months Ended
Mar. 31, 2012
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
The following table summarizes the components of Inventories (dollars in millions):
 
March 31, 2012
 
December 31, 2011
Productive material, supplies and work in process
$
6,745

 
$
6,486

Finished product, including service parts
9,099

 
7,838

Total inventories
$
15,844

 
$
14,324