Organization and Summary of Significant Accounting Policies Organization and Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2012

Accounting Policies [Abstract]

Schedule of Long-Lived Assets, by Reporting Segment

Our Drilling Services Segment provides contract land drilling services to a diverse group of oil and gas exploration and production companies with its fleet of 66 drilling rigs which are currently assigned to the following divisions:

Drilling Division	Rig Count
South Texas	15
East Texas	3
West Texas	20
North Dakota	11
Utah	5
Appalachia	4
Colombia	8
	66