Supplemental Disclosure of Cash Flow Information (Details) - USD ($)	12 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash Paid during the year for:
Interest	$ 174,000	$ 189,000
Income taxes (refunds)	(10,000)	(83,000)
Non cash activities:
Assets purchased under capital leases and equipment financing	0	427,000
Conversion of outstanding line of credit balance to term note	0	2,000,000
Recapitalization of Xcede - conversion of non controlling notes payable to preferred stock	(3,103,000)	0
Subsidiary stock options issued to settle liabilities	75,000	0
Subsidiary debt issued to fund research activities	$ 500,000	$ 0