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Note 8 - Stock Repurchase Program (Detail)
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12 Months Ended | 32 Months Ended | 21 Months Ended | 21 Months Ended | ||||
|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2010
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Sep. 30, 2012
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Dec. 31, 2012
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Oct. 31, 2008
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Jan. 17, 2007
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Sep. 30, 2011
Annually per Individual [Member]
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Oct. 31, 2008
Annually per Individual [Member]
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Sep. 30, 2012
Annually [Member]
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| Stock Repurchase Program, Number of Shares Authorized to be Repurchased | 3,000,000 | 250,000 | 1,000,000 | 25,000 | ||||
| Stock Repurchased During Period, Shares | 65,274 | 1,958,829 | 5,750 | 34,000 |
| X | ||||||||||
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- Definition
Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. No definition available.
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