v2.3.0.15
Property And Equipment (Tables)
9 Months Ended
Sep. 30, 2011
Property And Equipment [Abstract] 
Schedule Of Property And Equipment
 
September 30,
December 31,   
 
        2011      
        2010       
           
Drilling rigs and equipment
 
$12,572.2
 
$5,175.2
 
Other
 
89.6
 
50.4
 
Work in progress
 
1,572.2
 
1,519.0
 
   
$14,234.0
 
$6,744.6