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Subsequent Events (Tables) | 12 Months Ended
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Dec. 31, 2012
Subsequent Events [Abstract] |
Royalty Trust Distributions | The following distributions will be paid on March 1, 2013 to holders of record as of the close of business on February 14, 2013 (in thousands):
Royalty Trust |  | Total Distribution |  | Amount to be Distributed to Third-Party Unitholders
Mississippian Trust I |  | $ | 18,221 |  |  | $ | 13,322 |
Permian Trust |  | 31,659 |  |  | 22,011 |
Mississippian Trust II |  | 26,481 |  |  | 15,923 |
Total |  | $ | 76,361 |  |  | $ | 51,256 |
Permian Properties |
Subsequent Event [Line Items] |
Schedule of Subsequent Event Pro Forma Disposal [Table Text Block] | Future results may vary significantly from the results reflected in this pro forma financial information because of future events and transactions, as well as other factors.
| Year Ended December 31, 2012
| (In thousands, except per share data)
| (Unaudited)
Revenues | $ | 2,164,890 |
Net loss(1) | $ | (472,101 | )
Loss applicable to SandRidge Energy, Inc. common stockholders(1) | $ | (585,879 | )
Loss per common share |
Basic | $ | (1.29 | )
Diluted | $ | (1.29 | )

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