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Inventories, Net (Tables)
6 Months Ended 12 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Inventory Disclosure [Abstract]    
Schedule of Inventories, Net
Inventories, net consists of the following:
  
June 30, 2012
 
December 31, 2011
 
(in millions)
Raw materials
$
528

 
$
248

Work in process
237

 
202

Finished goods
1,097

 
894

 
$
1,862

 
$
1,344

Inventories, net consists of the following:
 
December 31,
  
2011
 
2010
 
(in millions)
Raw materials
$
248

 
$
211

Work in process
202

 
195

Finished goods
894

 
757

Total inventories, net
$
1,344

 
$
1,163