v2.4.0.8
Redeemable Noncontrolling Interest (Details) (USD $)
In Millions, except Share data, unless otherwise specified
0 Months Ended 1 Months Ended 6 Months Ended
May 31, 2012
Feb. 29, 2012
Jun. 30, 2012
Redeemable Noncontrolling Interest      
Percentage interest in joint venture (TPDI) that is held by an unaffiliated party (Quantum)   50.00%  
Redeemable noncontrolling interest      
Balance, beginning of period     $ 116
Net income attributable to noncontrolling interest     13
Fair value adjustment to redeemable noncontrolling interest   106 106
Reclassification to accumulated other comprehensive loss     17
Reclassification to other current liabilities     (252)
Cumulative adjustment to increase the liability 25    
Issuance of shares in exchange for noncontrolling interest 8,695,351    
Adjustment to share capital 134    
Adjustment to additional paid in capital 233    
Extinguishment of TPDI Notes payable 148    
Accrued and unpaid interest $ 16