v2.4.0.6
EQUITY (Details) (Common Shares, USD $)
In Millions, except Share data, unless otherwise specified
6 Months Ended 25 Months Ended
Jun. 30, 2012
Jun. 30, 2012
Common Shares
   
Equity Disclosures    
Repurchase of entity issued and outstanding common shares authorized by the Board of Directors $ 700  
Repurchase of common shares   8,647,859
Repurchase of common shares   $ 474