Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details)

v3.20.1
Summary of Significant Accounting Policies (Details)
12 Months Ended
Dec. 31, 2019
USD ($)
stockholder
shares
Dec. 31, 2018
USD ($)
shares
Dec. 31, 2017
USD ($)
Product Information [Line Items]      
Number of customers per impressions | stockholder 1,000    
Cash equivalents $ 0 $ 0  
Restricted cash 86,000 5,500,000 $ 0
Deferred revenue recognized 3,585,000    
Advertising costs 0 225,000  
Net cash provided by (used in) financing activities 99,000 12,316,000  
Accounting Standards Update 2016-18      
Product Information [Line Items]      
Net cash provided by (used in) financing activities   $ 5,500,000  
Convertible Notes Payable      
Product Information [Line Items]      
Restricted cash $ 86,000    
2009 Stock Option and Incentive Plan      
Product Information [Line Items]      
Restricted shares excluded from basic shares outstanding (in shares) | shares 6,219,000 40,707,000  
Redeemable Preferred Stock      
Product Information [Line Items]      
Redeemable preferred stock issued (in shares) | shares 6,000,000    
Cash proceeds from redeemable preferred stock $ 6,000,000    
Dividend rate of preferred stock (as a percent) 8.00%    
Sales Revenue, Net | Fox Networks Group      
Product Information [Line Items]      
Concentration risk (as a percent) 50.00% 42.00%  
Sales Revenue, Net | Fetch Media Ltd.      
Product Information [Line Items]      
Concentration risk (as a percent)   21.00%  
Accounts Receivable | Fox Networks Group      
Product Information [Line Items]      
Concentration risk (as a percent) 0.00% 66.00%  
Minimum      
Product Information [Line Items]      
Term of license subscription agreement (in months) 1 year    
Property and equipment, useful life (in years) three    
Maximum      
Product Information [Line Items]      
Term of license subscription agreement (in months) 3 years    
Property and equipment, useful life (in years) seven years