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Business Segment Information - Summarized Financial Information Concerning Segments (Details) (USD $) | 3 Months Ended | 12 Months Ended
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Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2014 segment business_unit | Dec. 31, 2013 | Dec. 31, 2012
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reportable segments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 us-gaap_NumberOfReportableSegments |  |  |  |  |
Business units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 sd_NumberofBusinessUnits |  |  |  |  |
Revenues | $ 346,881,000 us-gaap_Revenues |  | $ 394,107,000 us-gaap_Revenues |  | $ 374,714,000 us-gaap_Revenues |  | $ 443,056,000 us-gaap_Revenues |  | $ 465,108,000 us-gaap_Revenues |  | $ 493,603,000 us-gaap_Revenues |  | $ 512,987,000 us-gaap_Revenues |  | $ 511,690,000 us-gaap_Revenues |  | $ 1,558,758,000 us-gaap_Revenues |  | $ 1,983,388,000 us-gaap_Revenues |  | $ 1,934,642,000 us-gaap_Revenues |
Income (loss) from operations | 373,984,000 us-gaap_OperatingIncomeLoss | [1],[2] | 256,491,000 us-gaap_OperatingIncomeLoss | [1],[2] | 42,079,000 us-gaap_OperatingIncomeLoss | [1],[2] | (82,330,000)us-gaap_OperatingIncomeLoss | [1],[2] | 122,261,000 us-gaap_OperatingIncomeLoss | [3],[4],[5] | (2,166,000)us-gaap_OperatingIncomeLoss | [3],[4],[5] | 78,386,000 us-gaap_OperatingIncomeLoss | [3],[4],[5] | (367,482,000)us-gaap_OperatingIncomeLoss | [3],[4],[5] | 590,224,000 us-gaap_OperatingIncomeLoss |  | (169,001,000)us-gaap_OperatingIncomeLoss |  | 325,196,000 us-gaap_OperatingIncomeLoss |
Interest income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (244,109,000)us-gaap_InterestIncomeExpenseNet |  | (270,234,000)us-gaap_InterestIncomeExpenseNet |  | (303,349,000)us-gaap_InterestIncomeExpenseNet |
Bargain purchase gain |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount |  | 0 us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount |  | 122,696,000 us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount |
Loss on extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_GainsLossesOnExtinguishmentOfDebt |  | (82,005,000)us-gaap_GainsLossesOnExtinguishmentOfDebt |  | (3,075,000)us-gaap_GainsLossesOnExtinguishmentOfDebt |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,490,000 us-gaap_OtherNonoperatingIncomeExpense |  | 12,445,000 us-gaap_OtherNonoperatingIncomeExpense |  | 4,741,000 us-gaap_OtherNonoperatingIncomeExpense |
Income (loss) before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 349,605,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest |  | (508,795,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest |  | 146,209,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest |
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,608,889,000 us-gaap_PropertyPlantAndEquipmentAdditions | [6] | 1,423,883,000 us-gaap_PropertyPlantAndEquipmentAdditions | [6] | 2,223,982,000 us-gaap_PropertyPlantAndEquipmentAdditions | [6]
Depreciation, depletion, amortization and accretion |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 503,023,000 sd_DepreciationDepletionAmortizationAndAccretion |  | 666,645,000 sd_DepreciationDepletionAmortizationAndAccretion |  | 657,830,000 sd_DepreciationDepletionAmortizationAndAccretion |
Total assets | 7,259,225,000 us-gaap_Assets |  |  |  |  |  |  |  | 7,684,795,000 us-gaap_Assets |  |  |  |  |  |  |  | 7,259,225,000 us-gaap_Assets |  | 7,684,795,000 us-gaap_Assets |  |  |
Exploration and Production |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,422,900,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 1,834,160,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 1,774,818,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |
Income (loss) from operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 713,716,000 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember | [7] | 62,509,000 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember | [7] | 518,144,000 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember | [7]
Interest income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 1,168,000 us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 1,286,000 us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |
Bargain purchase gain |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 122,696,000 us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |
Loss on extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_GainsLossesOnExtinguishmentOfDebt / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 0 us-gaap_GainsLossesOnExtinguishmentOfDebt / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (423,000)us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 5,487,000 us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 1,868,000 us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |
Income (loss) before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 713,393,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 69,164,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 643,994,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,508,100,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember | [6] | 1,319,012,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember | [6] | 2,001,490,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember | [6]
Depreciation, depletion, amortization and accretion |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 443,573,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 605,242,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 598,101,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |
Total assets | 6,273,802,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  |  |  |  |  |  |  | 6,157,225,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  |  |  |  |  |  |  | 6,273,802,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 6,157,225,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  |  |
Drilling and Oil Field Services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 76,088,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 66,641,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 116,633,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |
Income (loss) from operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (37,564,000)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember | [8] | (40,155,000)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember | [8] | 11,911,000 us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember | [8]
Interest income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 0 us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 0 us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |
Bargain purchase gain |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |
Loss on extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_GainsLossesOnExtinguishmentOfDebt / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 0 us-gaap_GainsLossesOnExtinguishmentOfDebt / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (541,000)us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 0 us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 0 us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |
Income (loss) before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (38,105,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | (40,155,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 11,911,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18,385,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember | [6] | 7,125,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember | [6] | 27,527,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember | [6]
Depreciation, depletion, amortization and accretion |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 29,105,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 33,291,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 34,677,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |
Total assets | 115,083,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  |  |  |  |  |  |  | 158,737,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  |  |  |  |  |  |  | 115,083,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 158,737,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  |  |
Midstream Services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 55,394,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | 79,460,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | 38,835,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |
Income (loss) from operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (9,094,000)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember | [9] | (21,567,000)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember | [9] | (73,027,000)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember | [9]
Interest income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | (209,000)us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | (559,000)us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |
Bargain purchase gain |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |
Loss on extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_GainsLossesOnExtinguishmentOfDebt / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | 0 us-gaap_GainsLossesOnExtinguishmentOfDebt / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9,000 us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | (3,222,000)us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | 0 us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |
Income (loss) before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (9,085,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | (24,998,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | (73,586,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 44,606,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember | [6] | 55,706,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember | [6] | 80,413,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember | [6]
Depreciation, depletion, amortization and accretion |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,085,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | 7,972,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | 7,188,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |
Total assets | 219,691,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  |  |  |  |  |  |  | 188,165,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  |  |  |  |  |  |  | 219,691,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | 188,165,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  |  |
All Other |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,376,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | 3,127,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | 4,356,000 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
Income (loss) from operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (76,834,000)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | [10] | (169,788,000)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | [10] | (131,832,000)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | [10]
Interest income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (244,209,000)us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | (271,193,000)us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | (304,076,000)us-gaap_InterestIncomeExpenseNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
Bargain purchase gain |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
Loss on extinguishment of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (82,005,000)us-gaap_GainsLossesOnExtinguishmentOfDebt / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | (3,075,000)us-gaap_GainsLossesOnExtinguishmentOfDebt / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
Other income (expense), net |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,445,000 us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | 10,180,000 us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | 2,873,000 us-gaap_OtherNonoperatingIncomeExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
Income (loss) before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (316,598,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | (512,806,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | (436,110,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 37,798,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | [6] | 42,040,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | [6] | 114,552,000 us-gaap_PropertyPlantAndEquipmentAdditions / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | [6]
Depreciation, depletion, amortization and accretion |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20,260,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | 20,140,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | 17,864,000 sd_DepreciationDepletionAmortizationAndAccretion / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
Total assets | 650,649,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  |  |  |  |  |  |  | 1,180,668,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  |  |  |  |  |  |  | 650,649,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | 1,180,668,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  |  |
Operating Segments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,763,380,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember |  | 2,205,052,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember |  | 2,275,581,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember |
Operating Segments | Exploration and Production |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,423,073,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 1,834,480,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | 1,775,221,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |
Operating Segments | Drilling and Oil Field Services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 192,944,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 187,456,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | 379,345,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |
Operating Segments | Midstream Services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 142,987,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | 179,989,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | 116,659,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |
Operating Segments | All Other |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,376,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | 3,127,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | 4,356,000 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_OperatingSegmentsMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
Intersegment Eliminations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (204,622,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember |  | (221,664,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember |  | (340,939,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember |
Intersegment Eliminations | Exploration and Production |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (173,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | (320,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |  | (403,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = sd_OilAndGasExplorationAndProductionMember |
Intersegment Eliminations | Drilling and Oil Field Services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (116,856,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | (120,815,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |  | (262,712,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = sd_DrillingAndOilFieldServicesMember |
Intersegment Eliminations | Midstream Services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (87,593,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | (100,529,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |  | (77,824,000)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = sd_MidstreamActivitiesMember |
Intersegment Eliminations | All Other |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | $ 0 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |  | $ 0 us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
[1] | Includes loss (gain) on derivative contracts of $42.5 million, $85.3 million, $(132.6) million and $(329.2) million for the first, second, third and fourth quarters, respectively.
[2] | Includes a full cost ceiling limitation impairment of $164.8 million in the first quarter and impairments of drilling assets of $3.1 million and $24.3 million in the second and fourth quarters, respectively.
[3] | Includes a $10.6 million impairment of various drilling assets and a $2.9 million impairment of a corporate asset in the second quarter of 2013 and a $2.1 million and $10.0 million impairment of certain midstream inventory, natural gas compressors, gas treating plants and a CO2 compression station in the second and fourth quarters of 2013, respectively.
[4] | Includes loss (gain) on derivative contracts of $40.9 million, $(103.7) million, $132.8 million and $(22.9) million for the first, second, third and fourth quarters, respectively.
[5] | Includes loss on sale of Permian Properties of $398.9 million in the first quarter of 2013.
[6] | On an accrual basis and exclusive of acquisitions.
[7] | Income (loss) from operations includes a full cost ceiling impairment of $164.8 million for the year ended December 31, 2014, a loss on the sale of the Permian Properties of $398.9 million for the year ended December 31, 2013, an impairment of the Company’s goodwill of $235.4 million for the year ended December 31, 2012 and the Company’s (gain) loss on derivative contracts, including net cash payments upon settlement, for the years ended December 31, 2014, 2013 and 2012. See Note 13 for discussion of derivative contracts.
[8] | For the years ended December 31, 2014 and 2013, income (loss) from operations includes impairments of $27.4 million and $11.1 million, respectively, on certain drilling assets.
[9] | For the years ended December 31, 2014, 2013 and 2012, loss from operations includes impairments of the Company’s gas treating plants in west Texas and other midstream assets of $0.6 million, $3.9 million and $59.7 million, respectively.
[10] | For the year ended December 31, 2013, loss from operations includes a $2.9 million impairment of a corporate asset and an $8.3 million impairment of the Company’s CO2 compression facilities. For the year ended December 31, 2012, loss from operations includes a $19.6 million impairment of the Company’s CO2 compression facilities.

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