STOCKHOLDERS' EQUITY, STOCK-BASED COMPENSATION AND NET LOSS PER SHARE - Net Loss Per Share (Details) - China Branding Group Limited	12 Months Ended
	Dec. 31, 2019 $ / shares shares
CBG Acquisition Warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Equity interests issued (in shares) | shares	40,000
Exercise price (in dollars per share) | $ / shares	$ 10.00
CBG Financing Warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Equity interests issued (in shares) | shares	3,966,613
Exercise price (in dollars per share) | $ / shares	$ 3.70