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Note 12. Income Taxes (Detail) (USD $)	12 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2012
Deferred Tax Assets, Operating Loss Carryforwards, Domestic			$ 6,000,000
Valuation Allowance, Deferred Tax Asset, Change in Amount	227,000	1,205,000,000
Undistributed Earnings of Foreign Subsidiaries	$ 492,000	$ 474,000

X

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.

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- Definition

The amount of the change in the period in the valuation allowance for a specified deferred tax asset.

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