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Variable Interest Entities - Royalty Trusts - Initial Public Offering (Parenthetical) (Details) (Royalty Trusts) | 12 Months Ended
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Dec. 31, 2013
Royalty Trusts |
Variable Interest Entity [Line Items] |
Percentage of royalty interest conveyed to company at trust termination | 50.00%sd_PercentageOfRoyaltyInterestConveyedToCompanyAtTrustTermination / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember
Percentage of royalty interest sold at trust termination | 50.00%sd_PercentageOfRoyaltyInterestSoldAtTrustTermination / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_RoyaltyTrustMember

X
- Definition Percentage of royalty interests that will revert back to the Company upon termination of the trust. + References No definition available. + Details
Name: | sd_PercentageOfRoyaltyInterestConveyedToCompanyAtTrustTermination
Namespace Prefix: | sd_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of Royalty Interest to be sold at Trust terrmination with proceeds distributed to Royalty Trust unitholders + References No definition available. + Details
Name: | sd_PercentageOfRoyaltyInterestSoldAtTrustTermination
Namespace Prefix: | sd_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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