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Summary of Significant Accounting Policies (Details Textual) (USD $)
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3 Months Ended | 6 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 6 Months Ended | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 30, 2013
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Jun. 30, 2012
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Jun. 30, 2013
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Jun. 30, 2012
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Dec. 31, 2012
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Dec. 31, 2011
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Mar. 31, 2010
Limited Liability Company Agreement [Member]
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Jun. 30, 2013
Estimated Future Sales Return [Member]
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Dec. 31, 2012
Estimated Future Sales Return [Member]
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Jun. 30, 2013
Cooperative Incentive [Member]
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Dec. 31, 2012
Cooperative Incentive [Member]
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Dec. 31, 2012
Accounts Receivable [Member]
Three Customer [Member]
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Jun. 30, 2013
Accounts Receivable [Member]
Four Customer [Member]
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Jun. 30, 2013
Sales Revenue, Goods, Net [Member]
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Jun. 30, 2012
Sales Revenue, Goods, Net [Member]
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Jun. 30, 2013
Building and Building Improvements [Member]
Maximum [Member]
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Jun. 30, 2013
Building and Building Improvements [Member]
Minimum [Member]
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Jun. 30, 2013
Machinery and Equipment [Member]
Maximum [Member]
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Jun. 30, 2013
Machinery and Equipment [Member]
Minimum [Member]
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Jun. 30, 2013
Computer Software, Intangible Asset [Member]
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Jun. 30, 2013
Furniture and Fixtures [Member]
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Jun. 30, 2013
Advertising and Incentive Promotion Costs [Member]
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Dec. 31, 2012
Advertising and Incentive Promotion Costs [Member]
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| Accounting Policies [Line Items] | |||||||||||||||||||||||
| Cash and cash equivalents (Note 2) | $ 4,058,000 | $ 4,610,000 | $ 4,058,000 | $ 4,610,000 | $ 572,000 | $ 5,541,000 | |||||||||||||||||
| Cash, FDIC Insured Amount | 696,000 | 696,000 | |||||||||||||||||||||
| Cash, Uninsured Amount | 3,700,000 | 3,700,000 | |||||||||||||||||||||
| Inventory, Work in Process and Raw Materials | 1,600,000 | 1,600,000 | 1,000,000 | ||||||||||||||||||||
| Inventory, Finished Goods | 1,700,000 | 1,700,000 | 1,000,000 | ||||||||||||||||||||
| Property Plant and Equipment Useful Life | 39 years | 15 years | 7 years | 3 years | 3 years | 5 years | |||||||||||||||||
| Due from Banks | 4,400,000 | 4,400,000 | |||||||||||||||||||||
| Concentration Risk, Percentage | 54.00% | 62.00% | 91.00% | 91.00% | |||||||||||||||||||
| Sales Allowances, Goods | 65,000 | 109,000 | |||||||||||||||||||||
| Accrued Liabilities | 1,500,000 | 1,300,000 | 679,000 | 1,500,000 | |||||||||||||||||||
| Share-based compensation expense | 40,000 | 75,000 | 79,000 | 163,000 | |||||||||||||||||||
| Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage | 50.00% | ||||||||||||||||||||||
| Marketing and Advertising Expense | 527,000 | 679,000 | 4,400,000 | 4,100,000 | |||||||||||||||||||
| Prepaid expenses and other current assets | 520,000 | 520,000 | 2,687,000 | 254,000 | 2,200,000 | ||||||||||||||||||
| Research and development | $ 216,000 | $ 529,000 | $ 404,000 | $ 890,000 | |||||||||||||||||||
| Common Stock, par value (in dollars per share) | $ 0.0005 | $ 0.0005 | $ 0.0005 | ||||||||||||||||||||