BUSINESS ACQUISITIONS (Details) - USD ($)
9 Months Ended
Sep. 20, 2016
Sep. 24, 2015
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Dec. 31, 2014
Business Acquisition [Line Items]            
Payments to acquire business     $ 7,330,000 $ 257,000    
Goodwill     $ 26,607,000   $ 20,337,000 $ 5,293,000
Vegas.com | Letter of Credit            
Business Acquisition [Line Items]            
Current borrowing capacity   $ 9,300,000        
Warrant            
Business Acquisition [Line Items]            
Fair value per warrant on as-exercised basis (usd per share)     $ 4.50      
China Branding Group Limited            
Business Acquisition [Line Items]            
Total purchase consideration $ 15,393,000          
Cash paid to acquire business $ 7,400,000          
Warrants that would have been issued to holders on as-exercised basis (shares) 5,750,000          
Fair value per warrant on as-exercised basis (usd per share) $ 10.00          
Escrow deposit $ 375,000          
Escrow deposit term 15 months          
Payments to acquire business $ 7,400,000          
Warrants to purchase Remark common stock 7,993,000          
Transaction costs         $ 200,000  
Intangible assets acquired $ 9,206,000          
Weighted average useful life 7 years          
Goodwill $ 6,270,000          
Net identifiable assets acquired 9,123,000          
Vegas.com LLC            
Business Acquisition [Line Items]            
Total purchase consideration   36,600,000        
Goodwill   15,000,000        
Net identifiable assets acquired   $ 21,600,000        
Vegas.com LLC | Warrant            
Business Acquisition [Line Items]            
Warrants that would have been issued to holders on as-exercised basis (shares)   8,601,410        
Fair value per warrant on as-exercised basis (usd per share)   $ 9.00        
Vegas.com LLC | Warrant | MGG Investment Group LP            
Business Acquisition [Line Items]            
Warrants that would have been issued to holders on as-exercised basis (shares)   2,657,223        
Fair value per warrant on as-exercised basis (usd per share)   $ 8.74        
Loans Payable            
Business Acquisition [Line Items]            
Additional principal amount $ 8,000,000.0          
LIBOR | Loans Payable            
Business Acquisition [Line Items]            
Basis spread on variable rate 10.00% 10.00%        
Financing Warrants | China Branding Group Limited            
Business Acquisition [Line Items]            
Term of warrants 7 years          
Warrants that would have been issued to holders on as-exercised basis (shares) 2,670,736          
Fair value per warrant on as-exercised basis (usd per share) $ 5.50          
Media content and broadcast rights | China Branding Group Limited            
Business Acquisition [Line Items]            
Intangible assets acquired $ 2,100,000          
Weighted average useful life 5 years          
Customer Relationships | China Branding Group Limited            
Business Acquisition [Line Items]            
Intangible assets acquired $ 3,200,000          
Weighted average useful life 7 years          
Acquired Technology | China Branding Group Limited            
Business Acquisition [Line Items]            
Intangible assets acquired $ 200,000          
Weighted average useful life 1 year          
Trade Names | China Branding Group Limited            
Business Acquisition [Line Items]            
Intangible assets acquired $ 3,700,000