VALUE ADDED TAX RECEIVABLE (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Trade and other receivables [abstract]
Current (note 5)	$ 12,811	$ 7,004
Non-current (note 8)	5,991	6,751
Value added tax receivable	$ 18,802	$ 13,755

The amount of current value added tax receivables. [Refer: Value added tax receivables]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-IssueDate 2018-01-01
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- Definition

The amount of non-current value added tax receivables. [Refer: Value added tax receivables]

+ References

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- References

No definition available.

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- Definition

The amount of receivables related to a value added tax.

+ References

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