IndexReserves, Proportional Interest of Net Proved Reserve Quantities of Proportionately Consolidated Investees (Deprecated 2018-01-31)
| Name | ReservesProportionalInterestOfNetProvedReserveQuantitiesOfProportionatelyConsolidatedInvestees1 |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | num:volumeItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
Labels
| Text | Lang | Role | Container role |
|---|---|---|---|
| Proportional interest of net proved oil reserve quantities of consolidated investees. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Reserves, Proportional Interest of Net Proved Reserve Quantities of Proportionately Consolidated Investees (Deprecated 2018-01-31) | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |