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Business Segment Information - Summarized Financial Information Concerning Segments (Additional Information) (Details) (USD $) | 12 Months Ended | 3 Months Ended
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Mar. 31, 2014 | Dec. 31, 2014 | Jun. 30, 2014
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Full cost ceiling impairments | $ 164,800,000 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense | $ 0 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense | $ 0 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense |  |  |  |  |  |
Goodwill impairment loss |  |  | 235,400,000 us-gaap_GoodwillImpairmentLoss |  |  |  |  |  |
Asset impairment charges | 192,768,000 us-gaap_AssetImpairmentCharges | 26,280,000 us-gaap_AssetImpairmentCharges | 316,004,000 us-gaap_AssetImpairmentCharges |  |  |  |  |  |
Gas Treating Plants and other Midstream Assets |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Asset impairment charges | 600,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_GasTreatingPlantsandotherMidstreamAssetsMember | 12,200,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_GasTreatingPlantsandotherMidstreamAssetsMember |  | 10,000,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_GasTreatingPlantsandotherMidstreamAssetsMember | 2,100,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_GasTreatingPlantsandotherMidstreamAssetsMember |  |  |  |
Corporate Asset |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Asset impairment charges |  | 2,900,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_CorporateAssetMember |  |  | 2,900,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_CorporateAssetMember |  |  |  |
Permian Properties |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Gain (loss) on sale of oil and gas property |  | (398,900,000)us-gaap_GainLossOnSaleOfOilAndGasProperty / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_PermianPropertiesMember |  |  |  | (398,900,000)us-gaap_GainLossOnSaleOfOilAndGasProperty / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_PermianPropertiesMember |  |  |
Exploration and Production |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Full cost ceiling impairments | 164,800,000 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  |  |  |  |  | 164,800,000 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  |
Goodwill impairment loss |  |  | 235,400,000 us-gaap_GoodwillImpairmentLoss / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  |  |  |  |  |
Exploration and Production | Permian Properties |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Gain (loss) on sale of oil and gas property |  | (398,900,000)us-gaap_GainLossOnSaleOfOilAndGasProperty / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_PermianPropertiesMember / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  |  |  |  |  |  |
Drilling and Oil Field Services |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Asset impairment charges | 27,400,000 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember | 11,100,000 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  |  |  |  |  | 24,300,000 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember | 3,100,000 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember
Midstream Services | Gas Treating Plants and other Midstream Assets |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Asset impairment charges | 600,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_GasTreatingPlantsandotherMidstreamAssetsMember / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember | 3,900,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_GasTreatingPlantsandotherMidstreamAssetsMember / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember | 59,700,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_GasTreatingPlantsandotherMidstreamAssetsMember / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  |  |  |  |  |
All Other | Corporate Asset |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Asset impairment charges |  | 2,900,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_CorporateAssetMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  |  |  |  |  |  |
All Other | CO2 Compression Facilities |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |
Asset impairment charges |  | $ 8,300,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_Co2CompressionFacilitiesMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | $ 19,600,000 us-gaap_AssetImpairmentCharges / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sd_Co2CompressionFacilitiesMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  |  |  |  |  |

X
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=8077374&loc=d3e2420-110228 + Details
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- Definition Amount of gain (loss) on sale or disposal of proven and unproven oil and gas properties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition The excess of unamortized costs capitalized within a cost center, less related deferred income taxes, over the cost center ceiling limitation, which is charged to expense for oil and gas producing companies that use full cost method of accounting for investments in oil and gas producing properties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section S99 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=27015634&loc=d3e516453-122869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 10 -Paragraph c -Subparagraph 4(ii) -Article 4 + Details
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