Current report filing

Supplemental Information On Oil And Gas Exploration And Production Activities (Results Of Operations For Producing Activities) (Details)

v2.4.0.8
Supplemental Information On Oil And Gas Exploration And Production Activities (Results Of Operations For Producing Activities) (Details) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Oil and Gas Exploration and Production Industries Disclosures [Abstract]      
Revenues $ 248,601,000 $ 228,953,000 $ 127,636,000
Production costs (53,708,000) (47,230,000) (31,580,000)
Depletion (90,230,000) (61,965,000) (38,600,000)
Income before income taxes (benefit) 104,663,000 119,758,000 57,456,000
Current 730,000 282,000 40,000
Deferred 25,633,000 (372,000) 0
Income tax expense (benefit) 26,363,000 (90,000) 40,000
Results of operations from producing activities 78,300,000 119,848,000 57,416,000
Depletion per barrel of oil equivalent (BOE) $ 35.07 $ 26.56 $ 19.54