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Commitments and Contingencies - Narrative (Details) (USD $) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Commitments and Contingencies Disclosure [Line Items] |  |  |
Total rental expense under operating leases | $ 1,700,000 us-gaap_OperatingLeasesRentExpenseNet | $ 3,600,000 us-gaap_OperatingLeasesRentExpenseNet | $ 2,600,000 us-gaap_OperatingLeasesRentExpenseNet
Mississippian Trust II |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Development period deadline under development agreement latest date | Dec. 31, 2016 |  |
Estimated remaining drilling obligation | 8,800,000 sd_EstimatedRemainingDrillingObligation / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_SandRidgeMississippianTrustIiMember |  |
Gas Gathering Agreement | Pinon Gathering Company LLC |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Agreement expiration date | Jun. 30, 2029 |  |
Treating Agreement |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Contract agreement, term | 30 years |  |
Minimum delivery required (in Bcf) | 3,200 sd_MinimumDeliveryRequired / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember |  |
Initial shortfall price, per Mcf | 0.25 sd_InitialShortfallPricePerMcf / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember |  |
Delivery made (in Bcf) | 54.7 sd_DeliveryMade / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember |  |
Delivery shortfall (in Bcf) | 300.1 sd_DeliveryShortfall / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember |  |
Cumulative shortfall accrued | 75,000,000 sd_CumulativeShortfallAccrued / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember |  |
Shortfall price, per Mcf, final year of agreement | 0.70 sd_ShortfallPricePerMcfFinalYearOfAgreement / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember |  |
End of contract shortfall | 210,100,000 sd_EndofContractShortfall / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember |  |
Annual minimum delivery requirement shortfall, 2012 to 2019, assuming no deliveries subsequent to balance sheet date | 292,600,000 sd_MinimumDeliveryRequirementShortfall / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember |  |
Delivery requirement reduction payment | 291,400,000 sd_DeliveryRequirementReductionPayment / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember |  |
Treating Agreement | Minimum |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Range of projected shortfall in one year | 31,000,000 sd_ProjectedShortfall / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember / us-gaap_RangeAxis = us-gaap_MinimumMember |  |
Treating Agreement | Maximum |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Range of projected shortfall in one year | 38,000,000 sd_ProjectedShortfall / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_TreatingAgreementMember / us-gaap_RangeAxis = us-gaap_MaximumMember |  |
Patriot Exploration, LLC, Jonathan Feldman, Redwing Drilling Partners, Mapleleaf Drilling Partners, Avalanche Drilling Partners, Penguin Drilling Partners and Gramax Insurance Company Ltd. |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Plaintiffs investment under participation agreement | 16,000,000 sd_PlaintiffsInvestmentUnderParticipationAgreement / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_PatriotExplorationLlcJonathanFeldmanRedwingDrillingPartnersMapleleafDrillingPartnersAvalancheDrillingPartnersPenguinDrillingPartnersAndGramaxInsuranceCompanyLtdMember |  |
Wesley West Minerals, Ltd and Longfellow Ranch Partners, LP |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Loss contingency, damages sought, value | 45,500,000 us-gaap_LossContingencyDamagesSoughtValue / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_WesleyWestMineralsLtdAndLongfellowRanchPartnersLpMember |  |
General Land Office of the State of Texas |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Loss contingency, damages sought, value | 13,000,000 us-gaap_LossContingencyDamagesSoughtValue / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_GeneralLandOfficeOfStateOfTexasMember |  |
Rig Commitments |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Future commitments, 2015 | 30,000,000 us-gaap_ContractualObligationDueInNextTwelveMonths / us-gaap_LeaseArrangementTypeAxis = sd_RigMember |  |
Future commitments, 2016 | $ 1,700,000 us-gaap_ContractualObligationDueInSecondYear / us-gaap_LeaseArrangementTypeAxis = sd_RigMember |  |

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- Definition Based upon actual deliveries as of the balance sheet date, payment that would be required for minimum annual CO2 volume requirements under the agreement for 2012 through 2019, assuming no future CO2 volume deliveries after the balance sheet date. + References No definition available. + Details
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