| Amount of costs incurred related to oil and gas property acquisition, exploration and development activities, including capitalized costs and costs charged to expense. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |