Supporting Financial Information - Other Income (Expense) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Interest income (expense), net	$ (24)	$ (38)	$ (75)	$ (131)
Amortization of deferred financing costs	0	(38)	(10)	(144)
Change in value of financial instruments	0	7	99	48
Other income (expense), net	7	(21)	9	(16)
Other income (expense) net	$ (17)	$ (90)	$ 23	$ (243)