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Property and Equipment, Net (Tables)
6 Months Ended
Jun. 30, 2013
LongLivedAssetsTextBlockAbstract  
Property, Plant and Equipment [Table Text Block]
Property and equipment at June 30, 2013, and December 31, 2012, consisted of the following:
 
 
June 30, 2013
 
December 31, 2012
 
(in thousands)
Rigs and other equipment
$
71,160

 
$
68,404

Buildings and improvements
13,226

 
12,019

Land
1,068

 
1,068

Vehicles
1,723

 
1,639

Furniture and fixtures
289

 
289

Assets in progress
2,303

 
2,342

 
89,769

 
85,761

Accumulated depreciation
(13,098
)
 
(7,993
)
Property and equipment, net
$
76,671

 
$
77,768