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Acquisitions Acquisitions (Tables) | 12 Months Ended
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Dec. 31, 2014
Business Combinations [Abstract] |
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed |
|  | (in thousands)
Consideration paid |  |
Cash, net of purchase price adjustments |  | $ | 179,527 |
Fair value of identifiable assets acquired |  |
Oil and natural gas properties |  |
Proved |  | $ | 31,961 |
Unproved |  | 6,263 |
Unevaluated |  | 141,303 |
Fair value of net identifiable assets acquired |  | $ | 179,527 |

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- Definition Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472 + Details
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