Details for Selection
| Standard label: | Increase (Decrease) in Unproved Oil and Gas Property |
| Name: | us-gaap:IncreaseDecreaseInUnprovedOilAndGasProperty |
| Documentation: | The increase (decrease) during the reporting period in the book value of property designated for oil and gas production that has not been found (through exploratory drilling) to have extractible reserves of oil and gas. |
| Commentary: | |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For period (duration) |
| Balance type: | Credit |
| Object class: | [Concept] |