Inventory (Detail) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Inventory Disclosure [Line Items]
Raw materials	$ 122,961	$ 154,485
Finished goods	9,595	3,753
Total inventory, net	$ 132,556	$ 158,238

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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