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Note 10 - Intangible Assets (Detail) (USD $)	6 Months Ended
Note 10 - Intangible Assets (Detail) (USD $)	Mar. 31, 2013	Mar. 31, 2012
Finite-Lived Intangible Assets, Net	$ 155,000
Amortization of Intangible Assets	135,000	143,000
Parent Company [Member]
Amortization of Intangible Assets	$ 310,000	$ 310,000

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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