Segment Information (Schedule Of Information By Geographic Location) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Sep. 30, 2012
Segment Reporting Information [Line Items]
Total revenue	$ 7,827	$ 7,173	$ 21,479	$ 19,991
Total Operating Income (Loss)	(519)	733	(1,047)	1,671
Non-current Assets	7,819		7,819		9,101
Domestic
Segment Reporting Information [Line Items]
Total revenue	7,054	6,491	19,130	17,728
Total Operating Income (Loss)	2	1,030	377	2,231
Non-current Assets	7,747		7,747		9,018
International
Segment Reporting Information [Line Items]
Total revenue	984	869	2,996	2,881
Total Operating Income (Loss)	(521)	(297)	(1,424)	(560)
Non-current Assets	72		72		83
Intercompany Eliminations
Segment Reporting Information [Line Items]
Total revenue	(211)	(187)	(647)	(618)
Total Operating Income (Loss)
Non-current Assets