Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

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The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

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The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

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The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices.

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Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Note 7 - Stock Options (Details) - Summary of Range of Exercise Prices for Stock Options Outstanding and Exercisable Directors Plans (USD $)	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Lower exercise price	$ 2.925	$ 2.925	$ 2.925
Upper exercise price	$ 11.00	$ 11.00	$ 11.00
Price Range 1 [Member] \| Directors Plans [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Lower exercise price	$ 2.925
Upper exercise price	$ 5.25
Outstanding stock options (in Shares)	13,000
Weighted average exercise price, outstanding	$ 3.28
Weighted average remaining life, outstanding	5 years 328 days
Exercisable stock options (in Shares)	11,000
Weighted average exercise price, exercisable	$ 3.35
Price Range 2 [Member] \| Directors Plans [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Lower exercise price	$ 6.00
Upper exercise price	$ 7.25
Outstanding stock options (in Shares)	5,000
Weighted average exercise price, outstanding	$ 6.18
Weighted average remaining life, outstanding	3 years 6 months
Exercisable stock options (in Shares)	5,000
Weighted average exercise price, exercisable	$ 6.18
Price Range 3 [Member] \| Directors Plans [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Lower exercise price	$ 10.50
Upper exercise price	$ 11.00
Outstanding stock options (in Shares)	4,000
Weighted average exercise price, outstanding	$ 10.75
Weighted average remaining life, outstanding	3 years
Exercisable stock options (in Shares)	4,000
Weighted average exercise price, exercisable	$ 10.75
Directors Plans [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding stock options (in Shares)	22,000
Weighted average exercise price, outstanding	$ 5.30
Exercisable stock options (in Shares)	20,000
Weighted average exercise price, exercisable	$ 5.54