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Subsequent Events - Gulf Properties Pro Forma Financial Information (Unaudited) (Parenthetical) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Subsequent Event [Line Items]
Full cost ceiling impairments	$ 0us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense	$ 0us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense	$ 0us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense
Gulf of Mexico Properties | Pro Forma
Subsequent Event [Line Items]
Full cost ceiling impairments	441,000,000us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_GulfOfMexicoPropertiesMember / us-gaap_NonrecurringAdjustmentAxis = us-gaap_ProFormaMember
Gulf of Mexico Properties | Pro Forma | Noncontrolling Interest
Subsequent Event [Line Items]
Full cost ceiling impairments	80,000,000us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_GulfOfMexicoPropertiesMember / us-gaap_IncomeStatementLocationAxis = us-gaap_NoncontrollingInterestMember / us-gaap_NonrecurringAdjustmentAxis = us-gaap_ProFormaMember
Gulf of Mexico Properties | Pro Forma | Parent
Subsequent Event [Line Items]
Full cost ceiling impairments	$ 361,000,000us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_GulfOfMexicoPropertiesMember / us-gaap_IncomeStatementLocationAxis = us-gaap_ParentCompanyMember / us-gaap_NonrecurringAdjustmentAxis = us-gaap_ProFormaMember

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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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