Exploratory Well Costs (Details) $ in Thousands |
3 Months Ended |
|---|---|
|
Mar. 31, 2016
USD ($)
| |
| CapitalizedExploratoryWellCostsAbstract [Line Items] | |
| Balance at January 1 | $ 8,955 |
| Additions Pending the Determination of Proved Reserves | 725 |
| Reclassifications to Proved Properties | 0 |
| Costs Charged to Expense | 0 |
| Balance at March 31 | $ 9,680 |
| X | ||||||||||
- Definition [Line Items] for CapitalizedExploratoryWellCostsAbstract [Table] No definition available.
|
| X | ||||||||||
- Definition Additions to capitalized exploratory well costs that were added during the reporting period pending the determination of proved reserves. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of expense for capitalized exploratory well costs for which proved reserves were not found at the exploratory well. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The amount of capitalized exploratory well costs that is pending the determination of proved reserves. This does not include amounts that were capitalized and subsequently expensed in the same annual period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Previously capitalized costs of the drilling of wells that were reclassified as part of the costs of the enterprise's wells and related equipment and facilities at the time that proved reserves were found. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|