Income Taxes (Details Textual) - USD ($)	12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Income Tax [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	$ 15,200,000	$ 11,700,000
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	146,000	171,000
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	7,100,000	6,200,000
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	400,000	200,000
Federal [Member]
Income Tax [Line Items]
Deferred Tax Assets, Tax Credit Carryforwards, Research	$ 1,500,000	1,500,000
Operating Loss Carryforwards Expiration Period	2023
Research Credits Carryforwards Expiration Period	2025
State and Local Jurisdiction [Member]
Income Tax [Line Items]
Deferred Tax Assets, Tax Credit Carryforwards, Research	$ 93,000	$ 127,000
Operating Loss Carryforwards Expiration Period	2027
Research Credits Carryforwards Expiration Period	2026