Liquidity (Details) (USD $)	3 Months Ended		9 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Sep. 30, 2013	Sep. 30, 2012	Jun. 30, 2014 Line of Credit [Member]	Jun. 30, 2014 Accounts receivables	Mar. 31, 2014 Accounts receivables	Sep. 30, 2013 Accounts receivables	Jun. 30, 2014 Unbilled receivables	Mar. 31, 2014 Unbilled receivables	Sep. 30, 2013 Unbilled receivables	Jun. 30, 2014 Letter of Credit [Member]
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	$ 3,841,000	$ 3,310,000	$ 3,841,000	$ 3,310,000	$ 3,408,000	$ 3,089,000
Net working capital	335,000		335,000
Accumulated deficit	(67,019,000)		(67,019,000)		(67,601,000)
Operating income	268,000	158,000	559,000	74,000
Net income (loss)	251,000	68,000	582,000	(169,000)
Line of Credit Facility [Line Items]
Maximum availability							6,000,000	3,000,000			1,000,000
Interest rate (percent)									4.00%	5.20%		4.00%	7.20%
Amount of unused availability under the line	$ 2,200,000		$ 2,200,000				$ 800,000							$ 1,400,000