Inventories (Tables) - Inventories (Details) (USD $)	Feb. 28, 2014	Feb. 28, 2013
Inventories Tables
Raw materials	$ 1,022,496	$ 1,073,492
Work in process	402,377	385,092
Consignment	25,639	9,728
Finished goods	419,396	561,298
Total	1,869,908	2,029,610
Less: Allowance	195,093	200,439
Net inventories	$ 1,674,815	$ 1,829,171

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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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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.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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

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Gross amount of inventory owned by the entity but in the hands of a customer, typically a reseller.

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