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Summary of Significant Accounting Policies (Details Textual) (USD $)
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3 Months Ended | 12 Months Ended | 3 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Mar. 31, 2014
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Mar. 31, 2013
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Dec. 31, 2013
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Dec. 31, 2012
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Mar. 31, 2010
Limited Liability Company Agreement [Member]
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Mar. 31, 2014
Estimated Future Sales Return [Member]
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Dec. 31, 2013
Estimated Future Sales Return [Member]
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Mar. 31, 2014
Cooperative Incentive [Member]
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Dec. 31, 2013
Cooperative Incentive [Member]
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Mar. 31, 2014
Accounts Receivable [Member]
Two Customer [Member]
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Dec. 31, 2013
Accounts Receivable [Member]
Three Customer [Member]
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Mar. 31, 2014
Sales Revenue, Goods, Net [Member]
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Mar. 31, 2013
Sales Revenue, Goods, Net [Member]
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Mar. 31, 2014
Building and Building Improvements [Member]
Maximum [Member]
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Mar. 31, 2014
Building and Building Improvements [Member]
Minimum [Member]
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Mar. 31, 2014
Machinery and Equipment [Member]
Maximum [Member]
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Mar. 31, 2014
Machinery and Equipment [Member]
Minimum [Member]
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Mar. 31, 2014
Computer Software, Intangible Asset [Member]
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Mar. 31, 2014
Furniture and Fixtures [Member]
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| Accounting Policies [Line Items] | |||||||||||||||||||
| Cash and Cash Equivalents, At Carrying Value | $ 5,519,000 | $ 4,536,000 | $ 1,638,000 | $ 572,000 | |||||||||||||||
| Cash, FDIC Insured Amount | 588,000 | ||||||||||||||||||
| Cash, Uninsured Amount | 5,100,000 | ||||||||||||||||||
| Inventory, Work in Process and Raw Materials | 895,000 | 1,200,000 | |||||||||||||||||
| Inventory, Finished Goods | 1,300,000 | 1,400,000 | |||||||||||||||||
| Due from Banks | 5,700,000 | ||||||||||||||||||
| Concentration Risk, Percentage | 38.00% | 46.00% | 93.00% | 94.00% | |||||||||||||||
| Provision of Sales Allowance | 57,000 | 128,000 | |||||||||||||||||
| Accrued Liabilities | 1,700,000 | 1,500,000 | 1,100,000 | 1,300,000 | |||||||||||||||
| Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage | 50.00% | ||||||||||||||||||
| Marketing and Advertising Expense | 3,400,000 | 3,900,000 | |||||||||||||||||
| Prepaid Advertising And Incentive Promotions | 156,000 | 1,300,000 | |||||||||||||||||
| Research and development | 278,000 | 188,000 | |||||||||||||||||
| Common Stock, par value (in dollars per share) | $ 0.0005 | $ 0.0005 | |||||||||||||||||
| Share-based compensation expense | $ 64,000 | $ 39,000 | |||||||||||||||||
| Property, Plant and Equipment, Useful Life | 39 years | 10 years | 7 years | 3 years | 3 years | 5 years | |||||||||||||