Acquisition (Tables)

3 Months Ended

Mar. 31, 2014

Business Combinations [Abstract]

Fair values of the net assets acquired

The following table summarizes the acquisition date fair values of the net assets acquired (in thousands):

Oil and gas properties	$	192,067
Unevaluated oil and gas properties	12,033
Asset retirement obligations	(15,319		)
Net assets acquired	$	188,781

Summary pro forma financial information

The following unaudited summary pro forma financial information for the three month period ended March 31, 2013 has been prepared to give effect to the Gulf of Mexico Acquisition as if it had occurred on January 1, 2012. The pro forma financial information is not necessarily indicative of the results that might have occurred had the transaction taken place on January 1, 2012 and is not intended to be a projection of future results. Future results may vary significantly from the results reflected in the following pro forma financial information because of normal production declines, changes in commodity prices, future acquisitions and divestitures, future development and exploration activities and other factors. Amounts in millions, except per share amounts.

	Three Months Ended
	March 31, 2013
Revenues	$	51,752
Income from operations	4,823
Income available to common stockholders	3,194
Basic earnings per share	$	0.05
Diluted earnings per share	$	0.05