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Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Components of Accumulated Other Comprehensive Loss [Abstract]
Net income	$ 2,506	$ 2,604
Other comprehensive income (loss):
Unrealized actuarial gain (loss) on minimum pension liability, net of tax effect	2,175	(3,564)
Foreign currency translation gain (loss)	(407)	18
Other comprehensive gain (loss)	1,768	(3,546)
Total comprehensive income (loss)	$ 4,274	$ (942)

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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