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Summary of Significant Accounting Policies (Details Textual)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2017
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2017
USD ($)
Customers
Jun. 30, 2016
USD ($)
Dec. 31, 2016
USD ($)
Customers
Jun. 30, 2017
SEK
Jun. 30, 2017
JPY (¥)
Jun. 30, 2017
KRW (₩)
Jun. 30, 2017
TWD
Summary of Significant Accounting Policies (Textual)                  
Deferred license fee revenue $ 1,374,000   $ 1,374,000   $ 1,921,000        
Basic deposit coverage limits per owner and customer 250,000   250,000     SEK 100,000 ¥ 10,000,000 ₩ 50,000,000 TWD 3,000,000
Allowance for doubtful accounts 149,000   149,000   149,000        
Costs capitalized in projects in process     182,000          
Foreign currency translation adjustments 115,000 $ (31,000) 122,000 $ (66,000)          
Foreign currency translation, general and administrative expenses 1,000 21,000 21,000 34,000          
Investment in joint venture $ 3,000   $ 3,000   3,000        
Equity ownership percentage 50.00%   50.00%     50.00% 50.00% 50.00% 50.00%
Advertising costs $ 166,000 37,000 $ 313,000 117,000          
Noncontrolling interest owned by Pronode Technologies AB 51.00%   51.00%     51.00% 51.00% 51.00% 51.00%
Noncontrolling interest owned by Propoint AB 49.00%   49.00%     49.00% 49.00% 49.00% 49.00%
Noncontrolling interest, description     Noncontrolling interests' partners have less than 50% share of voting rights at any one of the subsidiary level companies.            
Cost of Revenue $ 391,000 $ 385,000 $ 496,000 $ 980,000          
Prepayments for Future License Fees [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Deferred license fee revenue 1,100,000   $ 1,100,000   $ 1,800,000        
Number of customer | Customers     4   4        
Deferred Engineering Development Fees [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Deferred license fee revenue $ 100,000   $ 100,000            
Number of customer | Customers     2            
Maximum [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Equity ownership percentage 50.00%   50.00%     50.00% 50.00% 50.00% 50.00%
Warrant term     36 months            
Minimum [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Equity ownership percentage 20.00%   20.00%     20.00% 20.00% 20.00% 20.00%
Warrant term     12 months            
Sweden [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Concentration risk, percentage     88.00%   55.00%        
Noncontrolling interest owned by Pronode Technologies AB 51.00%   51.00%     51.00% 51.00% 51.00% 51.00%
Accounts Receivable [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Number of customer | Customers     5   3        
Concentration risk, percentage     80.00%   59.00%        
Hewlett Packard Company [Member] | Net Revenues [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Concentration risk, percentage 31.00% 40.00% 31.00% 40.00%          
Amazon [Member] | Net Revenues [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Concentration risk, percentage       14.00%          
Autoliv Development AB [Member] | Net Revenues [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Concentration risk, percentage   21.00%   16.00%          
Huizhou Desay [Member] | Net Revenues [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Concentration risk, percentage   10.00%              
Canon [Member] | Net Revenues [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Concentration risk, percentage 10.00%   14.00%            
Robert Bosch [Member] | Net Revenues [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Concentration risk, percentage 11.00%   11.00%            
Airbar Sales [Member]                  
Summary of Significant Accounting Policies (Textual)                  
Deferred revenue $ 200,000   $ 200,000   $ 100,000