v2.4.0.6
Impairments (Tables)
3 Months Ended
Mar. 31, 2013
Impairments [Abstract]  
Impairment Charges by Segment Before Tax
Note 9—Impairments
      
During the three-month periods of 2013 and 2012, we recognized the following before-tax impairment
charges:
      
  Millions of Dollars
   Three Months Ended
March 31
   2013 2012
      
Canada $ -  213
Europe   -  1
Asia Pacific and Middle East   2  -
  $ 2  214