Note 5 - Inventories (Details) - Inventories (USD $)	Sep. 30, 2014	Sep. 30, 2013
Inventories [Abstract]
Raw materials	$ 3,462,869	$ 3,941,203
Finished goods	634,246	605,240
Work in process	153,107	358,826
Inventories, gross	4,250,222	4,905,269
Reserve for obsolescence	(354,486)	(317,519)
Inventories, net	$ 3,895,736	$ 4,587,750

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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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