SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Accounting Policies [Abstract]
Net loss	$ (6,181)	$ (544)
Foreign currency translation (loss) gain	(53)	213
Comprehensive loss	$ (6,234)	$ (331)

Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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