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Property, Plant and Equipment - Capitalized Costs of Unproved Properties Excluded from Amortization (Parenthetical) (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2010
Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items] |  |  |
Pipe inventory costs, cumulative | $ 45.6 sd_PipeInventoryCostsCumulative |  |
Year Cost Incurred 2013 |  |  |
Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items] |  |  |
Pipe inventory costs, period costs | 42.6 sd_PipeInventoryCostsPeriodCosts / us-gaap_RangeAxis = sd_YearCostIncurred2013Member |  |
Year Cost Incurred 2012 |  |  |
Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items] |  |  |
Pipe inventory costs, period costs |  | 2.8 sd_PipeInventoryCostsPeriodCosts / us-gaap_RangeAxis = sd_YearCostIncurred2012Member |
Year Cost Incurred 2010 and Prior |  |  |
Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items] |  |  |
Pipe inventory costs, cumulative |  |  | $ 0.2 sd_PipeInventoryCostsCumulative / us-gaap_RangeAxis = sd_YearCostIncurred2010andPriorMember

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- Definition Pipe inventory costs, cumulative + References No definition available. + Details
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Namespace Prefix: | sd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Pipe inventory costs, period costs + References No definition available. + Details
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Namespace Prefix: | sd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_RangeAxis=sd_YearCostIncurred2012Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=sd_YearCostIncurred2013Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |