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Components of Inventories (Detail) (USD $)
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Sep. 30, 2013
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Dec. 31, 2012
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|---|---|---|
| Inventory [Line Items] | ||
| Raw materials | $ 3,480,570 | $ 1,552,267 |
| Finished goods | 2,157,057 | 2,693,439 |
| Gross inventories | 5,637,627 | 4,245,706 |
| Less inventories reserve | (458,083) | (1,669,253) |
| Net inventories | $ 5,179,544 | $ 2,576,453 |
| X | ||||||||||
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- Definition
Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of valuation reserve for inventory. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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