Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details Textual)

v2.4.0.8
Summary of Significant Accounting Policies (Details Textual) (USD $)
3 Months Ended 6 Months Ended 12 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Dec. 31, 2013
Dec. 31, 2012
Mar. 31, 2010
Limited Liability Company Agreement [Member]
Jun. 30, 2014
Estimated Future Sales Return [Member]
Dec. 31, 2013
Estimated Future Sales Return [Member]
Jun. 30, 2014
Cooperative Incentive [Member]
Dec. 31, 2013
Cooperative Incentive [Member]
Jun. 30, 2014
Accounts Receivable [Member]
Two Customer [Member]
Dec. 31, 2013
Accounts Receivable [Member]
Two Customer [Member]
Jun. 30, 2014
Sales Revenue, Goods, Net [Member]
Jun. 30, 2013
Sales Revenue, Goods, Net [Member]
Jun. 30, 2014
Building and Building Improvements [Member]
Maximum [Member]
Jun. 30, 2014
Building and Building Improvements [Member]
Minimum [Member]
Jun. 30, 2014
Machinery and Equipment [Member]
Maximum [Member]
Jun. 30, 2014
Machinery and Equipment [Member]
Minimum [Member]
Jun. 30, 2014
Computer Software, Intangible Asset [Member]
Jun. 30, 2014
Furniture and Fixtures [Member]
Accounting Policies [Line Items]                                          
Cash and Cash Equivalents, At Carrying Value $ 7,350,000 $ 4,058,000 $ 7,350,000 $ 4,058,000 $ 1,638,000 $ 572,000                              
Cash, FDIC Insured Amount 636,000   636,000                                    
Cash, Uninsured Amount 6,900,000   6,900,000                                    
Inventory, Work in Process and Raw Materials 1,500,000   1,500,000   1,100,000                                
Inventory, Finished Goods 1,700,000   1,700,000   1,400,000                                
Due from Banks 7,600,000   7,600,000                                    
Concentration Risk, Percentage                       48.00% 46.00% 91.00% 91.00%            
Provision of Sales Allowance     37,000   128,000                                
Accrued Liabilities               1,700,000 1,500,000 1,300,000 1,300,000                    
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage             50.00%                            
Marketing and Advertising Expense 1,100,000 527,000 4,500,000 4,400,000                                  
Prepaid Advertising And Incentive Promotions 180,000   180,000   1,300,000                                
Research and development 273,000 216,000 551,000 404,000                                  
Common Stock, par value (in dollars per share) $ 0.0005   $ 0.0005   $ 0.0005                                
Share-based compensation expense $ 64,000 $ 40,000 $ 128,000 $ 79,000                                  
Property, Plant and Equipment, Useful Life                               39 years 10 years 7 years 3 years 3 years 5 years