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Note 10 - Industry Segments and Financial Information About Foreign and Domestic Operations (Details)
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12 Months Ended | 36 Months Ended | |||
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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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Sep. 30, 2013
Sales Less Than Five Percent [Member]
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Sep. 30, 2013
Sales Exceeding Ten Percent [Member]
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| Note 10 - Industry Segments and Financial Information About Foreign and Domestic Operations (Details) [Line Items] | |||||
| Number of Reportable Segments | 1 | ||||
| Concentration Risk, Percentage | 62.00% | 85.00% | 51.00% | 5.00% | 10.00% |
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- Details
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- Definition
For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. No definition available.
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