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Related Party Transactions - Additional Information (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2014 | Mar. 31, 2013
Former Chairman and CEO Severance |  |
Related Party Transaction |  |
Severance, liability | $ 4.3 us-gaap_PostemploymentBenefitsLiabilityCurrentAndNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sd_FormerChairmanandCeoSeveranceMember |
Employee Severance | Gulf Properties |  |
Related Party Transaction |  |
Employee termination benefits expense | 8.1 us-gaap_PostemploymentBenefitsPeriodExpense / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_GulfPropertiesMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = us-gaap_EmployeeSeveranceMember |
Executive Severance |  |
Related Party Transaction |  |
Employee termination benefits expense |  | $ 10.4 us-gaap_PostemploymentBenefitsPeriodExpense / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = sd_ExecutiveSeveranceMember

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- Definition The carrying amount as of the balance sheet date of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 712 -SubTopic 10 -Section 25 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6410138&loc=d3e79691-111665 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 712 -SubTopic 10 -Section 25 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6410138&loc=d3e79708-111665 + Details
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Balance Type: | credit
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- Definition Period expense related to postemployment benefits. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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