XML 46 R35.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Reclamation and Remediation (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2018
Reclamation And Remediation |
Changes in Reclamation and Remediation |
|  | 2018 |  | 2017
|  | (in thousands)
Reclamation liabilities – balance at beginning of period |  | $ | 2,005 |  | $ | 1,907
Changes in estimate |  |  | - |  |  | 10
Foreign currency exchange (gain) loss |  |  | (15) |  |  | 88
Reclamation liabilities – balance at end of period |  |  | 1,990 |  |  | 2,005
Asset retirement obligation – balance at beginning of period |  |  | 941 |  |  | 518
Changes in estimate |  |  | - |  |  | 366
Accretion expense |  |  | 40 |  |  | 35
Foreign currency exchange (gain) loss |  |  | (10) |  |  | 22
Asset retirement obligation – balance at end of period |  |  | 971 |  |  | 941
Total period end balance |  | $ | 2,961 |  | $ | 2,946

X
- References No definition available. + Details
Name: | us-gaap_AssetRetirementObligationDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13201-110859 + Details
Name: | us-gaap_ScheduleOfChangeInAssetRetirementObligationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration