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Summary of Significant Accounting Policies (Details Textual)
3 Months Ended 12 Months Ended
Mar. 31, 2016
USD ($)
Customers
Mar. 31, 2015
USD ($)
Customers
Dec. 31, 2015
USD ($)
Mar. 31, 2016
JPY (¥)
Mar. 31, 2016
SEK
Mar. 31, 2016
KRW (₩)
Mar. 31, 2016
TWD
Summary of Significant Accounting Policies (Textual)              
Basic deposit coverage limits per owner and customer $ 250,000     ¥ 10,000,000 SEK 100,000 ₩ 50,000,000 TWD 3,000,000
Allowance for doubtful accounts 167,000   $ 167,000        
Environmental costs recognized 122,000   $ 158,000        
Foreign currency translation adjustments (35,000) $ 2,000        
Foreign currency translation included in general and administrative expense 13,000 26,000          
Advertising costs $ 80,000 $ 20,000          
Number of customers | Customers 20 24          
Noncontrolling interest owned by Pronode Technologies AB 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%
Noncontrolling interest, description Noncontrolling interests' partners have less than 50% share of voting rights at any one of the subsidiary level companies            
Accounts Receivable [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk, percentage 100.00%   78.00%        
Sales Revenue, Net [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk, percentage 10.00% 10.00%          
Hewlett Packard [Member] | Sales Revenue, Net [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk, percentage 40.00% 30.00%          
Amazon Inc [Member] | Sales Revenue, Net [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk, percentage 18.00% 28.00%          
Autoliv Development AB [Member] | Sales Revenue, Net [Member]              
Summary of Significant Accounting Policies (Textual)              
Concentration risk, percentage 12.00%