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Organization and Summary of Significant Accounting Policies Organization and Summary of Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2012
Accounting Policies [Abstract]  
Schedule of Long-Lived Assets, by Reporting Segment
Our Drilling Services Division provides contract land drilling services with its fleet of 62 drilling rigs which are currently assigned to the following locations:
Drilling Division Locations
 
Rig Count
South Texas
 
15

East Texas
 
3

West Texas
 
19

North Dakota
 
9

Utah
 
4

Appalachia
 
4

Colombia
 
8

 
 
62