INVENTORIES (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Inventories
Material on leach pads	$ 10,370	$ 9,188
In-process inventory	3,446	5,486
Stockpiles	1,272	1,168
Precious metals	3,421	12,902
Materials and supplies	3,530	3,207
Current Inventories	22,039	31,951
Inventory write-down	0	0
Other assets
Inventories
Non-current portion of ore on leach pads	$ 4,600	$ 10,400

Represents the carrying amount, net of reserves and adjustments, as of the balance sheet date, of ore on leach pads.

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Represents non-current portion of ore on leach pads which is included in the other assets.

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Carrying amount, net of reserves and adjustments, as of the balance sheet date, of ore stockpiled.

+ References

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Represents the carrying amount, net of reserves and adjustments, as of the balance sheet date, of precious metals.

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

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments.

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Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.

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