XML 176 R88.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Property, Plant and Equipment - Narrative (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Property, Plant and Equipment [Line Items] |  |  |
Cumulative full cost ceiling limitation impairment charges | $ 3,700,000,000 sd_OilAndGasPropertyCumulativeImpairmentBasedOnCeilingTestCalculation | $ 3,500,000,000 sd_OilAndGasPropertyCumulativeImpairmentBasedOnCeilingTestCalculation |
Full cost ceiling impairments | 164,800,000 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense | 0 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense | 0 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense
Average depreciation and depletion rate (per Boe) | 15.00 sd_AverageDepreciationAndDepletionRate | 16.81 sd_AverageDepreciationAndDepletionRate | 16.93 sd_AverageDepreciationAndDepletionRate
Proved oil and natural gas properties, cost incurred in excess of development agreement | 180,000,000 sd_ProvedOilandNaturalGasPropertiesCostIncurredinExcessofDevelopmentAgreement | 180,000,000 sd_ProvedOilandNaturalGasPropertiesCostIncurredinExcessofDevelopmentAgreement |
Expected completion of evaluation activities on majority of unproved properties | 10 years |  |
Repsol |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Drilling carry received or billed | 205,600,000 sd_DrillingCarryReceivedOrBilled / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_RepsolEAndPUsaIncMember |  |
Atinum and Repsol |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Drilling carry received or billed |  | 408,000,000 sd_DrillingCarryReceivedOrBilled / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_AtinumMidconILlcAndRepsolEAndPUsaIncMember | 367,600,000 sd_DrillingCarryReceivedOrBilled / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = sd_AtinumMidconILlcAndRepsolEAndPUsaIncMember
Repsol |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Minimum net wells | 484 sd_MinimumNetWells / us-gaap_LeaseArrangementTypeAxis = sd_RepsolEAndPUsaIncMember |  |
Net wells | 340 sd_NetWells / us-gaap_LeaseArrangementTypeAxis = sd_RepsolEAndPUsaIncMember |  |
Potential Drilling Carry Costs | Repsol | Maximum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Future drilling and completion costs | $ 75,000,000.0 sd_TotalDrillingCarry / us-gaap_LeaseArrangementTypeAxis = sd_RepsolEAndPUsaIncMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = sd_PotentialDrillingCarryCostsMember / us-gaap_RangeAxis = us-gaap_MaximumMember |  |

X
- Definition Average depreciation and depletion rate on oil and gas properties. + References No definition available. + Details
Name: | sd_AverageDepreciationAndDepletionRate
Namespace Prefix: | sd_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expected years to complete majority of evaluation activities on unproved properties. + References No definition available. + Details
Name: | sd_CompletionOfEvaluationActivitiesOnUnprovedProperties
Namespace Prefix: | sd_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Drilling Carry Received or Billed. + References No definition available. + Details
Name: | sd_DrillingCarryReceivedOrBilled
Namespace Prefix: | sd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Minimum number of net wells required to be drilled in the area of mutual interest under terms of agreement. + References No definition available. + Details
Name: | sd_MinimumNetWells
Namespace Prefix: | sd_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of net wells drilled in the area of mutual interest as of a specified date. + References No definition available. + Details
Name: | sd_NetWells
Namespace Prefix: | sd_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Oil and Gas Property, Cumulative Impairment based on Ceiling Test Calculation. + References No definition available. + Details
Name: | sd_OilAndGasPropertyCumulativeImpairmentBasedOnCeilingTestCalculation
Namespace Prefix: | sd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Proved Oil and Natural Gas Properties, Cost Incurred in Excess of Development Agreement + References No definition available. + Details
Name: | sd_ProvedOilandNaturalGasPropertiesCostIncurredinExcessofDevelopmentAgreement
Namespace Prefix: | sd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Total Drilling Carry + References No definition available. + Details
Name: | sd_TotalDrillingCarry
Namespace Prefix: | sd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- 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 FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section S99 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=27015634&loc=d3e516453-122869 Reference 2: 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
Name: | us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=sd_AtinumMidconILlcAndRepsolEAndPUsaIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=sd_RepsolEAndPUsaIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LeaseArrangementTypeAxis=sd_RepsolEAndPUsaIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=sd_PotentialDrillingCarryCostsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |