Accrued Expenses and Other Current Liabilities (Schedule of Accrued Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Sep. 30, 2015
Payables and Accruals [Abstract]
Compensation	$ 3,899	$ 3,036
Warranty	974	1,664
Termination fee	2,925	2,775
Professional fees	616	1,147
Customer deposits	41	133
Deferred revenue	0	65
Self insurance	95	606
Income and other taxes	966	1,038
Severance and restructuring accruals	901	1,448
Other	788	1,190
Accrued expenses and other current liabilities	$ 11,205	$ 13,102