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Acquisitions and Divestitures - Dynamic Acquisition - Unaudited Pro Forma Results of Operations (Details) (Dynamic Acquisition, USD $) In Thousands, except Per Share data, unless otherwise specified | 9 Months Ended
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Sep. 30, 2012
Dynamic Acquisition |  |
Business Acquisition |  |
Revenues | $ 1,570,801 |
Net income(1) | 334,038 | [1]
Income available to SandRidge Energy, Inc. common stockholders(1) | $ 180,768 | [1]
Earnings per common share(1) |  |
Basic (in dollars per share) | $ 0.38 | [1]
Diluted (in dollars per share) | $ 0.38 | [1]
[1] | Pro forma net income, income available to SandRidge Energy, Inc. common stockholders and earnings per common share exclude $12.9 million of acquisition costs, a $122.7 million bargain purchase gain, a $100.3 million partial valuation allowance release and $10.9 million of fees to secure financing included in the accompanying unaudited condensed consolidated statement of operations for the nine-month period ended September 30, 2012.

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