| Type | including |
|---|---|
| Role | http://fasb.org/us-gaap/role/disclosure/ExtractiveIndustriesProjectsWithExploratoryWellCostsCapitalizedForMoreThanOneYearTable |
| Type | Element |
|---|---|
| Hypercube | us-gaap:ProjectsWithExploratoryWellCostsCapitalizedForMoreThanOneYearTable |
| Explicit | us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis |
| Member | us-gaap:ProjectMember |
| Member | us-gaap:SupportEquipmentAndFacilitiesMember |
| Member | us-gaap:UncompletedWellsEquipmentAndFacilitiesMember |
| Explicit | us-gaap:AgingOfCapitalizedExploratoryWellCostsAxis |
| Member | us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodRangeDomain |
| Member | us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodOneMember |
| Member | us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodTwoMember |
| Member | us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodThreeMember |
| Member | us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodFourMember |
| Member | us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodFiveMember |
| Label/QName |
|---|
us-gaap:ProjectsWithExploratoryWellCostsCapitalizedForMoreThanOneYearLineItems |
us-gaap:CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear |
us-gaap:ProjectsThatHaveExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear |
us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodStartDate |
us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodEndDate |
us-gaap:ProjectWithExploratoryWellCostsCapitalizedForMoreThanOneYearActivitiesToEvaluateReserves |
us-gaap:ProjectWithExploratoryWellCostsCapitalizedForMoreThanOneYearRemainingActivitiesRequiredToProveReserves |