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Variable Interest Entities - Royalty Trusts - Initial Public Offering (Parenthetical) (Details) (Royalty Trusts)	9 Months Ended
	Sep. 30, 2013
Royalty Trusts
Variable Interest Entity
Percentage of royalty interest conveyed to company at trust termination	50.00%
Percentage of royalty interest sold at trust termination	50.00%

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