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Variable Interest Entities - Royalty Trusts - Open Oil and Natural Gas Commodity Derivative Contracts (Details) | 12 Months Ended
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Dec. 31, 2013 MBbls
Oil price swaps | January 2014 - December 2014 |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional (Oil in MBbl/Natural Gas in MMcf) | 8,813 us-gaap_DerivativeNonmonetaryNotionalAmountVolume / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) | 92.98 us-gaap_DerivativeSwapTypeAverageFixedPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member
Oil price swaps | January 2015 - December 2015 |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional (Oil in MBbl/Natural Gas in MMcf) | 7,979 us-gaap_DerivativeNonmonetaryNotionalAmountVolume / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughDecember2015Member
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) | 86.13 us-gaap_DerivativeSwapTypeAverageFixedPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughDecember2015Member
Natural gas collars | January 2014 - December 2014 |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional (Oil in MBbl/Natural Gas in MMcf) | 937 us-gaap_DerivativeNonmonetaryNotionalAmountVolume / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member
Collar range, minimum | 4.00 us-gaap_DerivativeFloorPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member
Collar range, maximum | 7.78 us-gaap_DerivativeCapPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member
Natural gas collars | January 2015 - December 2015 |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional (Oil in MBbl/Natural Gas in MMcf) | 1,010 us-gaap_DerivativeNonmonetaryNotionalAmountVolume / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughDecember2015Member
Collar range, minimum | 4.00 us-gaap_DerivativeFloorPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughDecember2015Member
Collar range, maximum | 8.55 us-gaap_DerivativeCapPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughDecember2015Member
Royalty Trusts | Oil price swaps | January 2014 - December 2014 |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional (Oil in MBbl/Natural Gas in MMcf) | 1,862 us-gaap_DerivativeNonmonetaryNotionalAmountVolume / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) | 100.70 us-gaap_DerivativeSwapTypeAverageFixedPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Royalty Trusts | Oil price swaps | January 2015 - December 2015 |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional (Oil in MBbl/Natural Gas in MMcf) | 630 us-gaap_DerivativeNonmonetaryNotionalAmountVolume / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughDecember2015Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) | 101.03 us-gaap_DerivativeSwapTypeAverageFixedPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughDecember2015Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Royalty Trusts | Natural gas collars | January 2014 - December 2014 |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional (Oil in MBbl/Natural Gas in MMcf) | 937 us-gaap_DerivativeNonmonetaryNotionalAmountVolume / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Collar range, minimum | 4.00 us-gaap_DerivativeFloorPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Collar range, maximum | 7.78 us-gaap_DerivativeCapPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Royalty Trusts | Natural gas collars | January 2015 - December 2015 |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional (Oil in MBbl/Natural Gas in MMcf) | 1,010 us-gaap_DerivativeNonmonetaryNotionalAmountVolume / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughDecember2015Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Collar range, minimum | 4.00 us-gaap_DerivativeFloorPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughDecember2015Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Collar range, maximum | 8.55 us-gaap_DerivativeCapPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_NaturalGasCollarsMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughDecember2015Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Royalty Trusts | Novated Contract | Oil price swaps | January 2014 - December 2014 |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional (Oil in MBbl/Natural Gas in MMcf) | 991 us-gaap_DerivativeNonmonetaryNotionalAmountVolume / us-gaap_DerivativeByNatureAxis = sd_NovatedContractMember / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) | 100.79 us-gaap_DerivativeSwapTypeAverageFixedPrice / us-gaap_DerivativeByNatureAxis = sd_NovatedContractMember / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2014ThroughDecember2014Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Royalty Trusts | Novated Contract | Oil price swaps | January 2015 - March 2015 |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Notional (Oil in MBbl/Natural Gas in MMcf) | 141 us-gaap_DerivativeNonmonetaryNotionalAmountVolume / us-gaap_DerivativeByNatureAxis = sd_NovatedContractMember / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughMarch2015Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) | 100.90 us-gaap_DerivativeSwapTypeAverageFixedPrice / us-gaap_DerivativeByNatureAxis = sd_NovatedContractMember / us-gaap_DerivativeInstrumentRiskAxis = sd_CrudeOilPriceSwapMember / us-gaap_TradingActivityByTypeAxis = sd_January2015ThroughMarch2015Member / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember

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- Definition The cap rate on a price risk derivative such as a cap or collar. A payment or receipt is triggered if the market rate exceeds the cap rate on the contract. + References No definition available. + Details
Name: | us-gaap_DerivativeCapPrice
Namespace Prefix: | us-gaap_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | instant

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- Definition Floor rate on a price risk derivative such as a floor or a collar. A payment or receipt is triggered if the market rate falls below the floor rate on the contract. + References No definition available. + Details
Name: | us-gaap_DerivativeFloorPrice
Namespace Prefix: | us-gaap_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | instant

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Nominal volume used to calculate payments on a derivative instrument. + References No definition available. + Details
Name: | us-gaap_DerivativeNonmonetaryNotionalAmountVolume
Namespace Prefix: | us-gaap_
Data Type: | num:volumeItemType
Balance Type: | na
Period Type: | duration

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- Definition Average fixed price related to the group of price risk swap derivatives. + References No definition available. + Details
Name: | us-gaap_DerivativeSwapTypeAverageFixedPrice
Namespace Prefix: | us-gaap_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | instant

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- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=sd_CrudeOilPriceSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=sd_NaturalGasCollarsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=sd_RoyaltyTrustMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |