INCOME AND MINING TAXES - Temporary Differences and Unused Tax Losses (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Temporary Differences and Unused Tax Losses
Unrecognized deductible temporary differences and unused tax losses	$ 320,422	$ 236,912
Unused tax credits not recognized as deferred tax	12,900	12,900
Taxable temporary difference not recognized as deferred income tax	474,900	410,500
Net capital loss carry forwards
Temporary Differences and Unused Tax Losses
Unrecognized deductible temporary differences and unused tax losses	54,503	34,298
Other deductible temporary differences
Temporary Differences and Unused Tax Losses
Unrecognized deductible temporary differences and unused tax losses	$ 265,919	$ 202,614

The amount of deductible temporary differences and unused tax losses for which no deferred tax asset is recognised in the statement of financial position.

No definition available.

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

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- Definition

The aggregate amount of temporary differences associated with investments in subsidiaries, branches and associates and interests in joint arrangements, for which deferred tax liabilities have not been recognised as a result of satisfying both of the following conditions: (a) the parent, investor, joint venturer or joint operator is able to control the timing of the reversal of the temporary difference; and (b) it is probable that the temporary difference will not reverse in the foreseeable future. [Refer: Associates [member]; Subsidiaries [member]; Temporary differences [member]; Investments in subsidiaries]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2017-01-01
-Paragraph 81
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- Definition

The amount of unused tax credits for which no deferred tax asset is recognised in the statement of financial position. [Refer: Unused tax credits [member]]

+ References

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-URIDate 2017-03-09

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