XML 52 R77.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Variable Interest Entities - Royalty Trusts - Ownership Interest (Details) | Dec. 31, 2013 | Dec. 31, 2012 | Apr. 30, 2011 | Aug. 31, 2011 | Apr. 30, 2012
--- | --- | --- | --- | --- | ---
Mississippian Trust I |  |  |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |  |  |
Beneficial interest owned by Company | 26.90%sd_VariableInterestEntityOwnershipInterestsPercentage / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_SandRidgeMississippianTrustIMember | 26.90%sd_VariableInterestEntityOwnershipInterestsPercentage / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_SandRidgeMississippianTrustIMember | 38.40%sd_VariableInterestEntityOwnershipInterestsPercentage / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_SandRidgeMississippianTrustIMember | [1] |  |  |  |
Permian Trust |  |  |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |  |  |
Beneficial interest owned by Company | 28.50%sd_VariableInterestEntityOwnershipInterestsPercentage / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_SandRidgePermianTrustMember | 30.50%sd_VariableInterestEntityOwnershipInterestsPercentage / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_SandRidgePermianTrustMember |  |  | 34.30%sd_VariableInterestEntityOwnershipInterestsPercentage / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_SandRidgePermianTrustMember | [1] |  |
Mississippian Trust II |  |  |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |  |  |
Beneficial interest owned by Company | 37.60%sd_VariableInterestEntityOwnershipInterestsPercentage / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_SandRidgeMississippianTrustIiMember | 39.90%sd_VariableInterestEntityOwnershipInterestsPercentage / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_SandRidgeMississippianTrustIiMember |  |  |  |  | 39.90%sd_VariableInterestEntityOwnershipInterestsPercentage / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = sd_SandRidgeMississippianTrustIiMember | [1]
[1] | Subsequent to the initial public offerings, the Company sold common units of the Royalty Trusts it owned in transactions exempt from registration under Rule 144 under the Securities Act. These transactions decreased the Company’s beneficial interests in the Royalty Trusts. See further discussion of the unit sales below.

X
- Definition Variable Interest Entity, Ownership Interests Percentage + References No definition available. + Details
Name: | sd_VariableInterestEntityOwnershipInterestsPercentage
Namespace Prefix: | sd_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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

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

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

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