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

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- Definition

Drilling Carry Received or Billed.

+ References

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- Definition

Oil and Gas Property, Cumulative Impairment based on Ceiling Test Calculation.

+ References

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- Definition

Proved Oil and Natural Gas Properties, Cost Incurred in Excess of Development Agreement

+ References

No definition available.

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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

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