Note 2 - Inventories (Details) - Inventories (USD $)	Sep. 30, 2013	Sep. 30, 2012
Inventories [Abstract]
New	$ 16,355,035	$ 17,283,788
Refurbished	6,125,418	6,382,597
Allowance for excess and obsolete inventory	(1,750,000)	(1,000,000)
	$ 20,730,453	$ 22,666,385

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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.

+ References

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- Definition

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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- Definition

Amount of valuation reserve for inventory.

+ 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))

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Number 210

-Section 02

-Paragraph 6

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-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef

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-Topic 330

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-Name Accounting Standards Codification

-Topic 235

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-Subparagraph (SX 210.12-09)

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-Subparagraph (SAB TOPIC 5.BB)

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- Definition

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

+ References

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