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Fair Value Measurements - Significant Unobservable Inputs (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Significant Unobservable Inputs
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis	$ 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	$ (512)us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	$ (4,252)us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	$ (222,554)us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
Oil basis swaps | Fair Value Measurements Level 3
Significant Unobservable Inputs
Derivative, weighted average forward price (in dollars per barrel)		14.74sd_DerivativeWeightedAverageForwardPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_OilBasisSwapMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis	$ 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue / us-gaap_DerivativeInstrumentRiskAxis = sd_OilBasisSwapMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member	$ (512)us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue / us-gaap_DerivativeInstrumentRiskAxis = sd_OilBasisSwapMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member
Minimum | Oil basis swaps | Fair Value Measurements Level 3
Significant Unobservable Inputs
Derivative, forward price (in dollars per barrel)		10.00us-gaap_DerivativeForwardPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_OilBasisSwapMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_RangeAxis = us-gaap_MinimumMember
Maximum | Oil basis swaps | Fair Value Measurements Level 3
Significant Unobservable Inputs
Derivative, forward price (in dollars per barrel)		21.98us-gaap_DerivativeForwardPrice / us-gaap_DerivativeInstrumentRiskAxis = sd_OilBasisSwapMember / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_RangeAxis = us-gaap_MaximumMember

X

- Definition

Derivative, Weighted Average Forward Price

+ References

No definition available.

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X

- Definition

The forward price on the price risk forward or futures contract, such as a gas futures contract.

+ References

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- Definition

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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