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Property, Pland and Equipment - Additional Information (Details) (USD $) | 3 Months Ended |
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Mar. 31, 2014 | Mar. 31, 2013 | Dec. 31, 2013
Property, Plant and Equipment |  |  |
Cumulative full cost ceiling limitation impairment | $ 3,700,000,000 sd_OilAndGasPropertyCumulativeImpairmentBasedOnCeilingTestCalculation |  | $ 3,500,000,000 sd_OilAndGasPropertyCumulativeImpairmentBasedOnCeilingTestCalculation
Impairment | 164,779,000 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense | 0 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense |
Proved oil and natural gas properties, cost incurred in excess of development agreement | 180,000,000 sd_ProvedOilandNaturalGasPropertiesCostIncurredinExcessofDevelopmentAgreement |  |
Repsol E&P USA, Inc. |  |  |
Property, Plant and Equipment |  |  |
Drilling carry received or billed | 72,300,000 sd_DrillingCarryReceivedOrBilled / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_RepsolEAndPUsaIncMember |  |
Atinum MidCon I, LLC and Repsol E&P USA, Inc. |  |  |
Property, Plant and Equipment |  |  |
Drilling carry received or billed |  | $ 123,300,000 sd_DrillingCarryReceivedOrBilled / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_AtinumMidconILlcAndRepsolEAndPUsaIncMember |

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- Definition Drilling Carry Received or Billed. + References No definition available. + Details
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- Definition Oil and Gas Property, Cumulative Impairment based on Ceiling Test Calculation. + References No definition available. + Details
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- Definition Proved Oil and Natural Gas Properties, Cost Incurred in Excess of Development Agreement + References No definition available. + Details
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- Details
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- Definition The excess of unamortized costs capitalized within a cost center, less related deferred income taxes, over the cost center ceiling limitation, which is charged to expense for oil and gas producing companies that use full cost method of accounting for investments in oil and gas producing properties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 10 -Paragraph c -Subparagraph 4(ii) -Article 4 + Details
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- Details
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