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Summary of Significant Accounting Policies (Details Textual)
3 Months Ended 9 Months Ended 12 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended
Sep. 30, 2013
USD ($)
Customers
Sep. 30, 2012
USD ($)
Customers
Sep. 30, 2013
USD ($)
Customers
Sep. 30, 2012
USD ($)
Customers
Dec. 31, 2012
Customers
Sep. 30, 2013
Leap Frog Enterprises Inc [Member]
Sep. 30, 2013
Leap Frog Enterprises Inc [Member]
Sep. 30, 2012
Amazon [Member]
Sep. 30, 2012
Amazon [Member]
Sep. 30, 2012
Kobo Inc [Member]
Sep. 30, 2013
Kobo Inc [Member]
Sep. 30, 2012
Kobo Inc [Member]
Sep. 30, 2013
Sony Corporation [Member]
Sep. 30, 2012
Sony Corporation [Member]
Sep. 30, 2013
Sony Corporation [Member]
Sep. 30, 2012
Sony Corporation [Member]
Sep. 30, 2013
Netronix Inc [Member]
Sep. 30, 2012
BYD Precision Manufacture Company Limited [Member]
Sep. 30, 2013
Pro Point [Member]
Sep. 30, 2013
Minimum [Member]
Sep. 30, 2013
Maximum [Member]
Sep. 30, 2013
US [Member]
USD ($)
Sep. 30, 2013
Sweden [Member]
EUR (€)
Sep. 30, 2013
Japan [Member]
JPY (¥)
Summary of Significant Accounting Policies (Textual)                                                
Basic deposit coverage limits per owner and customer                                           $ 250,000 € 100,000 ¥ 10,000,000
Entity-Wide Revenue, Major Customer, Percentage           36.00% 16.00% 31.00% 46.00% 27.00% 19.00% 16.00% 16.00% 18.00% 15.00% 14.00% 14.00% 13.00% 12.00%          
Percentage of net revenues earned from major customers 10.00% 10.00% 10.00% 10.00%                                        
Days of reporting period stipulated in the contract                                       30 days 45 days      
Excess of insurance limits 9,300,000   9,300,000                                          
Gains or (losses) resulting from foreign currency transactions (33,000) 71,000 157,000 82,000                                        
Foreign currency translation gain (loss) (46,000) 67,000 8,000 39,000                                        
Accounts receivable, Number of major customer     16   15                                      
Revenue earned, Number of customers 15 9 25 18                                        
Percentage of accounts receivable due by three major customers 54.00%   54.00%   10.00%                                      
Advertising costs $ 31,000 $ 20,000 $ 302,000 $ 160,000                                        
Weighted-average exchange rate for consolidated statements of operations (Swedish Krona to one U.S. Dollar) 6.51 6.79 6.43 6.52                                        
Exchange rate for the consolidated balance sheets (Swedish Krona to one U.S. Dollar) 6.70   6.70   6.52                                      
Weighted-average exchange rate for consolidated statements of operations (Japanese Yen to one U.S. Dollar) 98.88   96.63                                          
Exchange rate for the consolidated balance sheets (Japanese Yen to one U.S. Dollar) 98.22   98.22