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BALANCE SHEET DETAILS (Schedule of Prepaid and Other Current Assets) (Details 1) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended 12 Months Ended
Feb. 28, 2015
Jan. 31, 2015
Aug. 31, 2014
Jul. 31, 2014
Sep. 30, 2015
Dec. 31, 2014
Dec. 31, 2012
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Jun. 30, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]                        
Amount of other receivable expects to be collected               $ 2,000      
Valuation reserve               $ 2,300        
UiTV Media Inc [Member]                        
Accounts, Notes, Loans and Financing Receivable [Line Items]                        
Amount of other receivable expects to be collected                 1,080      
ESA Cultural Investment (Hong Kong) limited [Member]                        
Accounts, Notes, Loans and Financing Receivable [Line Items]                        
Proceeds from loan payments         $ 6,000 $ 800       $ 2,000 $ 5,600  
Loan amount reseved due to collectability risk         2,800 2,800     2,800     $ 2,800
Loan receivable             $ 5,600       $ 5,600  
Amount drawn             $ 4,000          
Percentage of loan receivable on extended maturity date                   50.00%    
Loan receivable on extended maturity date           $ 2,800     $ 2,800      
Interest rate of debt securities (as a percent)                   20.00%    
Proceeds from interest income         $ 1,100              
Reversal of valuation allowance for financing receivables               2,800        
UiTV Media Inc [Member]                        
Accounts, Notes, Loans and Financing Receivable [Line Items]                        
Amount paid to equity method investee $ 1,170 $ 1,170 $ 1,080 $ 1,080                
Amount of other receivable expects to be collected               $ 2,250