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Note 7 - Share-Based Payments (Details) - Summary of the non-vested stock activity (USD $)
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12 Months Ended | 24 Months Ended | ||
|---|---|---|---|---|
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Sep. 30, 2013
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Sep. 30, 2011
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Sep. 30, 2012
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Sep. 30, 2010
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| Summary of the non-vested stock activity [Abstract] | ||||
| Total Outstanding Shares | 33,502 | 193,504 | 93,818 | 44,589 |
| Weighted Average Grant -Date Fair Value (in Dollars per share) | $ 6.80 | $ 5.68 | $ 5.59 | $ 3.16 |
| Shares Granted | 64,676 | 293,750 | 52,500 | |
| Weighted Average Grant -Date Fair Value (in Dollars per share) | $ 7.29 | $ 5.71 | $ 4.16 | |
| Vesting Period | September 2013 - May 2016 | September 2011- December 2013 | September 2012 - September 2014 | |
| Shares Vested | (117,992) | (142,335) | (149,686) | |
| Weighted Average Grant -Date Fair Value (in Dollars per share) | $ 6.17 | $ 4.97 | $ 5.23 | |
| Shares Forfeited | (7,000) | (2,500) | (2,500) | |
| Weighted Average Grant -Date Fair Value (in Dollars per share) | $ 5.80 | $ 5.07 | $ 3.94 | |
| X | ||||||||||
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- Definition
Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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