Amount of deferred tax liability attributable to taxable temporary differences from undistributed earnings of subsidiaries and other recognized entities not within the country of domicile of the entity.

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This element represents the amount of interest expense accrued as of the date of the statement of financial position for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity.

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- Definition

This element represents interest expense recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity.

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Income Taxes (Narrative) (Details) (USD $)	12 Months Ended
Income Taxes (Narrative) (Details) (USD $)	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Operating Loss Carryforwards [Line Items]
Undistributed earnings from international subsidiaries	$ 22,900,000
Interest expense related to uncertain tax positions	244,000	250,000	283,000
Unrecognized tax benefits, interest expenses accrued	431,000	406,000
Foreign [Member]
Operating Loss Carryforwards [Line Items]
Operating loss carry-forwards, net	43,300,000
Federal [Member]
Operating Loss Carryforwards [Line Items]
Operating loss carry-forwards, net	$ 13,000,000