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

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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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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