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Note 3 (Detail) - Schedule of Inventory (USD $)	Aug. 31, 2012	Feb. 29, 2012
Inventories net–noncurrent	$ 515,900	$ 548,000
Inventories net–current	10,981,100	9,854,000
Current [Member]
Book inventory	11,006,100	9,879,000
Inventory valuation allowance	(25,000)	(25,000)
Noncurrent [Member]
Book inventory	865,900	888,000
Inventory valuation allowance	$ (350,000)	$ (340,000)

X

- 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.

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X

- Definition

Carrying amount (lower of cost or market) as of the balance sheet date of inventories less all valuation and other allowances. Excludes noncurrent inventory balances (expected to remain on hand past one year or one operating cycle, if longer).

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Inventories not expected to be converted to cash, sold or exchanged within the normal operating cycle.

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The amount of the valuation account as of the balance sheet date which reduces the carrying amount of inventory to net realizable value; takes into consideration such factors as market value, excessive quantities based on expected sales, technological obsolescence, and shrinkage. May also provide for estimated product returns or price concessions pertaining to product cost.

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