Income Taxes (Schedule Of Deferred Tax Amounts Classified In Balance Sheets) (Details) - USD ($)	Sep. 30, 2016	Sep. 30, 2015
Components Of Deferred Tax Assets And Liabilities [Line Items]
Current assets	$ 2,025,000	$ 1,016,000
Long-term assets	11,457,000	14,509,000
Long-term liability – Malaysia	(110,069)	(98,252)
Net deferred tax assets	13,371,931	15,426,748
U.S. [Member]
Components Of Deferred Tax Assets And Liabilities [Line Items]
Current assets	2,020,000	854,000
Long-term assets	2,693,000	4,740,000
U.K. [Member]
Components Of Deferred Tax Assets And Liabilities [Line Items]
Current assets	5,000	162,000
Long-term assets	$ 8,764,000	$ 9,769,000