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Derivatives - Open Commodity Derivative Contracts (Details)
 3 Months Ended
Mar. 31, 2014
MBbls
April 2014 - December 2014 | Oil Price Swaps  
Derivative Instruments and Hedging Activities Disclosure  
Notional (Oil in MBbls/Natural Gas in MMcf) 2,936us-gaap_DerivativeNonmonetaryNotionalAmountVolume
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_CrudeOilPriceSwapMember
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) 99.45us-gaap_DerivativeSwapTypeAverageFixedPrice
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_CrudeOilPriceSwapMember
April 2014 - December 2014 | Natural Gas Price Swaps  
Derivative Instruments and Hedging Activities Disclosure  
Notional (Oil in MBbls/Natural Gas in MMcf) 38,490us-gaap_DerivativeNonmonetaryNotionalAmountVolume
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_NaturalGasPriceSwapMember
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) 4.27us-gaap_DerivativeSwapTypeAverageFixedPrice
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_NaturalGasPriceSwapMember
April 2014 - December 2014 | Oil Collars - Three Way  
Derivative Instruments and Hedging Activities Disclosure  
Notional (Oil in MBbls/Natural Gas in MMcf) 6,066us-gaap_DerivativeNonmonetaryNotionalAmountVolume
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_OilCollarsThreeWayMember
April 2014 - December 2014 | Natural Gas Collars  
Derivative Instruments and Hedging Activities Disclosure  
Notional (Oil in MBbls/Natural Gas in MMcf) 706us-gaap_DerivativeNonmonetaryNotionalAmountVolume
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_NaturalGasCollarsMember
Collar Range, minimum 4.00us-gaap_DerivativeFloorPrice
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_NaturalGasCollarsMember
Collar Range, maximum 7.78us-gaap_DerivativeCapPrice
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_NaturalGasCollarsMember
April 2014 - December 2014 | Sold Put | Oil Collars - Three Way  
Derivative Instruments and Hedging Activities Disclosure  
Collar Range, minimum 70.00us-gaap_DerivativeFloorPrice
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_OilCollarsThreeWayMember
/ us-gaap_PositionAxis
= sd_SoldPutMember
April 2014 - December 2014 | Purchased Put | Oil Collars - Three Way  
Derivative Instruments and Hedging Activities Disclosure  
Collar Range, minimum 90.21us-gaap_DerivativeFloorPrice
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_OilCollarsThreeWayMember
/ us-gaap_PositionAxis
= us-gaap_PutOptionMember
April 2014 - December 2014 | Sold Call | Oil Collars - Three Way  
Derivative Instruments and Hedging Activities Disclosure  
Collar Range, maximum 100.00us-gaap_DerivativeCapPrice
/ us-gaap_DerivativeByNatureAxis
= sd_April2014ThroughDecember2014Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_OilCollarsThreeWayMember
/ us-gaap_PositionAxis
= sd_SoldCallMember
January 2015 - December 2015 | Oil Price Swaps  
Derivative Instruments and Hedging Activities Disclosure  
Notional (Oil in MBbls/Natural Gas in MMcf) 5,314us-gaap_DerivativeNonmonetaryNotionalAmountVolume
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_CrudeOilPriceSwapMember
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) 92.55us-gaap_DerivativeSwapTypeAverageFixedPrice
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_CrudeOilPriceSwapMember
January 2015 - December 2015 | Natural Gas Price Swaps  
Derivative Instruments and Hedging Activities Disclosure  
Notional (Oil in MBbls/Natural Gas in MMcf) 15,400us-gaap_DerivativeNonmonetaryNotionalAmountVolume
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_NaturalGasPriceSwapMember
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) 4.50us-gaap_DerivativeSwapTypeAverageFixedPrice
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_NaturalGasPriceSwapMember
January 2015 - December 2015 | Oil Collars - Three Way  
Derivative Instruments and Hedging Activities Disclosure  
Notional (Oil in MBbls/Natural Gas in MMcf) 2,920us-gaap_DerivativeNonmonetaryNotionalAmountVolume
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_OilCollarsThreeWayMember
January 2015 - December 2015 | Natural Gas Collars  
Derivative Instruments and Hedging Activities Disclosure  
Notional (Oil in MBbls/Natural Gas in MMcf) 1,010us-gaap_DerivativeNonmonetaryNotionalAmountVolume
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_NaturalGasCollarsMember
Collar Range, minimum 4.00us-gaap_DerivativeFloorPrice
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_NaturalGasCollarsMember
Collar Range, maximum 8.55us-gaap_DerivativeCapPrice
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_NaturalGasCollarsMember
January 2015 - December 2015 | Sold Put | Oil Collars - Three Way  
Derivative Instruments and Hedging Activities Disclosure  
Collar Range, minimum 73.13us-gaap_DerivativeFloorPrice
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_OilCollarsThreeWayMember
/ us-gaap_PositionAxis
= sd_SoldPutMember
January 2015 - December 2015 | Purchased Put | Oil Collars - Three Way  
Derivative Instruments and Hedging Activities Disclosure  
Collar Range, minimum 90.82us-gaap_DerivativeFloorPrice
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_OilCollarsThreeWayMember
/ us-gaap_PositionAxis
= us-gaap_PutOptionMember
January 2015 - December 2015 | Sold Call | Oil Collars - Three Way  
Derivative Instruments and Hedging Activities Disclosure  
Collar Range, maximum 103.13us-gaap_DerivativeCapPrice
/ us-gaap_DerivativeByNatureAxis
= sd_January2015ThroughDecember2015Member
/ us-gaap_DerivativeInstrumentRiskAxis
= sd_OilCollarsThreeWayMember
/ us-gaap_PositionAxis
= sd_SoldCallMember