INVESTMENTS - Additional Information (Details) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2019 USD ($) $ / $	Sep. 30, 2018 USD ($)	Sep. 30, 2019 USD ($) $ / $	Sep. 30, 2018 USD ($)	Dec. 31, 2018 USD ($) $ / $
Schedule of Equity Method Investments [Line Items]
Equity in earnings (losses), net of taxes	$ (210)	$ 185	$ (395)	$ 417
Grupo Vasconia S.A.B.
Schedule of Equity Method Investments [Line Items]
Percentage of ownership in equity method investment	30.00%		30.00%
Exchange rate at period end (MXN per USD) \| $ / $	19.71		19.71		19.64
Increase (decrease) in equity method investment			$ (1,800)	800
Equity in earnings (losses), net of taxes		200		400
Equity in earnings, deferred taxes expense (benefit)		$ (600)		$ (300)
Fair value of investment	$ 33,300		33,300		$ 31,900
Carrying value of investment	$ 20,300		$ 20,300		$ 22,600

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Increase Decrease In Equity Method Investment Due To Currency Translation

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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This item represents the aggregate value of each identified investment accounted for under the equity method of accounting based on the quoted market price for those investments in common stock for which a quoted market price is available.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

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This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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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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