v2.4.0.6
Share-Based Compensation (Schedule Of The Effects Of Share Based Compensation Included Included In The Consolidated Comprehensive Statement Of Earnings) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Share-Based Compensation [Abstract]      
Gross general and administrative expense $ 181 $ 188 $ 209
Share-based compensation expense capitalized pursuant to the full cost method of accounting for oil and gas properties 56 58 66
Related income tax benefit $ 33 $ 40 $ 43