v2.4.0.8
Goodwill and Other Intangible Assets (Details 3) (Drilling contract intangible liabilities, USD $)
In Millions, unless otherwise specified
Dec. 31, 2013
Drilling contract intangible liabilities
 
Future amortization of our intangible liabilities  
2014 $ 15
2015 15
2016 14
Total intangible liabilities $ 44