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Note 12 - Dividends (Details) (USD $)
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0 Months Ended | 3 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|---|
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Nov. 06, 2013
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Oct. 04, 2013
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2011
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Feb. 06, 2013
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Feb. 09, 2012
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| Stockholders' Equity Note [Abstract] | |||||||
| Dividends Payable, Amount Per Share (in Dollars per share) | $ 0.07 | $ 0.06 | $ 0.05 | ||||
| Dividends | $ 23,300,000 | ||||||
| Common Stock, Dividends, Per Share, Declared (in Dollars per share) | $ 0.07 | $ 0.26 | $ 0.22 | $ 0.20 | |||
| Payments of Ordinary Dividends, Common Stock | 2,000,000 | 7,468,248 | 6,192,675 | 5,545,310 | |||
| Payments of Dividends | $ 7,500,000 | $ 6,200,000 | $ 5,500,000 | ||||
| X | ||||||||||
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- Definition
Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The per share amount of a dividend declared, but not paid, as of the financial reporting date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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