FAIR VALUE MEASUREMENTS - Estimate of Expected Volatility and Stock Price (Details) - China Branding Group Limited $ in Thousands	12 Months Ended
Dec. 31, 2018 USD ($)
CBG Financing Warrants
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Changes in fair value resulting from 5% increase in expected volatility	$ 65
Changes in fair value resulting from 5% decrease in expected volatility	(65)
Changes in fair value resulting from 5% increase of stock price	30
Changes in fair value resulting from 5% decrease of stock price	(30)
CBG Acquisition Warrants
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Changes in fair value resulting from 5% increase in expected volatility	175
Changes in fair value resulting from 5% decrease in expected volatility	(230)
Changes in fair value resulting from 5% increase of stock price	115
Changes in fair value resulting from 5% decrease of stock price	$ (115)

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