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Acquisitions and Divestitures
9 Months Ended
Sep. 30, 2018
Acquisitions and Divestitures [Abstract]  
Acquisitions and Divestitures Acquisitions and Divestitures
Acquisition of Properties. In February 2017, the Company acquired assets consisting of approximately 13,000 net acres in Woodward County, Oklahoma for approximately $47.8 million in cash, net of post-closing adjustments. Also included in the acquisition were working interests in four wells previously drilled on the acreage.

2017 Property Divestitures. During the nine-month period ended September 30, 2017, the Company divested various non-core oil and natural gas properties for approximately $16.0 million in cash. All of these divestitures were accounted for as adjustments to the full cost pool with no gain or loss recognized.
See Note 7 for discussion of significant fixed asset divestitures and Note 16 for discussion of acquisitions and divestitures subsequent to the balance sheet date.