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Asset Retirement Obligations - Reconciliation of Beginning and Ending Aggregate Carrying Amounts of Asset Retirement Obligations (Parenthetical) (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Reconciliation Of Changes In Asset Retirement Obligations [Line Items] |  |  |  |  |  |
Asset retirement obligation, liabilities settled | $ (113,071)us-gaap_AssetRetirementObligationLiabilitiesSettled | [1] | $ (72,200)us-gaap_AssetRetirementObligationLiabilitiesSettled | [1] | $ (14,419)us-gaap_AssetRetirementObligationLiabilitiesSettled | [1]
Gulf of Mexico Properties | Platforms, pipelines and associated wells |  |  |  |  |  |
Reconciliation Of Changes In Asset Retirement Obligations [Line Items] |  |  |  |  |  |
Asset retirement obligation, liabilities settled | (45,300)us-gaap_AssetRetirementObligationLiabilitiesSettled / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_PlatformspipelinesandassociatedwellsMember / us-gaap_StatementGeographicalAxis = sd_GulfOfMexicoPropertiesMember |  |  |  |  |
Permian Properties |  |  |  |  |  |
Reconciliation Of Changes In Asset Retirement Obligations [Line Items] |  |  |  |  |  |
Asset retirement obligation, liabilities settled | $ (15,200)us-gaap_AssetRetirementObligationLiabilitiesSettled / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_PermianPropertiesMember |  |  |  |  |
[1] | Year ended December 31, 2013 includes $45.3 million for the decommissioning of various platforms, pipeline and associated wells in the Gulf of Mexico and $15.2 million of asset retirement obligations disposed in conjunction with the sale of the Permian Properties. Years ended December 31, 2013 and 2012 include the settlement of plugging and abandonment obligations associated with properties in the Gulf of Mexico. Year ended December 31, 2011 includes amounts related to the Permian Basin and east Texas properties sold during 2011.

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- Definition Amount of asset retirement obligations settled, or otherwise disposed of, during the period. This may include asset retirement obligations transferred to third parties associated with the sale of a long-lived asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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