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Note 1 - Basis of Presentation (Detail) (USD $)
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3 Months Ended | ||
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Dec. 31, 2012
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Dec. 31, 2011
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Sep. 30, 2012
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| Number of Geographical Locations | 138 | ||
| Standard Credit Term For Sales - Minimum | 30 days | ||
| Standard Credit Term For Sales - Maximum | 90 days | ||
| Average Days' Sales Outstanding | 61 days | ||
| Bad Debt Expense to Product Revenue | 0.02% | ||
| Allowance for Doubtful Accounts Receivable | $ 23,007 | $ 41,625 | |
| Foreign Currency Transaction Loss, before Tax | $ 37,267 | $ 52,306 | |
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London, England [Member]
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| Area of Real Estate Property (in Square feet) | 6,400 | ||
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Selangor D.E., Malaysia [Member]
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| Area of Real Estate Property (in Square feet) | 16,000 | ||
| X | ||||||||||
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- Definition
The average days' sales outstanding No definition available.
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| X | ||||||||||
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- Definition
No authoritative reference available. No definition available.
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| X | ||||||||||
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- Definition
Number of geographical locations. No definition available.
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| X | ||||||||||
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- Definition
The minimum standard credit term (in days) for sales. No definition available.
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| X | ||||||||||
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- Definition
The maximum standard credit term (in days) for sales. No definition available.
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| X | ||||||||||
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- Definition
For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Area of a real estate property. No definition available.
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| X | ||||||||||
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- Definition
Aggregate realized and unrealized loss on foreign currency transactions included in net income. Includes loss on a foreign currency forward exchange contract. Does not include foreign currency transactions designated as hedges of net investment in a foreign entity or intercompany foreign currency transactions that are of a long-term nature. Gross of tax effect. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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