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Inventories (Tables) - Inventories (Details) (USD $)	Feb. 28, 2015	Feb. 28, 2014
Inventories Tables
Raw materials	$ 1,676,136us-gaap_InventoryRawMaterials	$ 1,022,496us-gaap_InventoryRawMaterials
Work in process	220,577us-gaap_InventoryWorkInProcess	402,377us-gaap_InventoryWorkInProcess
Consignment	16,066us-gaap_OtherInventoryMaterialsSuppliesAndMerchandiseUnderConsignment	25,639us-gaap_OtherInventoryMaterialsSuppliesAndMerchandiseUnderConsignment
Finished goods	441,026us-gaap_InventoryFinishedGoods	419,396us-gaap_InventoryFinishedGoods
Total	2,353,805us-gaap_InventoryGross	1,869,908us-gaap_InventoryGross
Less: Allowance	294,628us-gaap_InventoryValuationReserves	195,093us-gaap_InventoryValuationReserves
Net inventories	$ 2,059,177us-gaap_InventoryNet	$ 1,674,815us-gaap_InventoryNet

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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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