Accrued Expenses and Other Current Liabilities (Schedule of Accrued Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Sep. 30, 2014	Jun. 30, 2014
Payables and Accruals [Abstract]
Compensation	$ 3,379	$ 1,797
Warranty	1,723	2,285	$ 2,546
Termination fee	2,775	2,775
Professional fees	848	2,181
Customer deposits	559	593
Deferred revenue	291	97
Self insurance	715	1,470
Income and other taxes	1,371	1,433
Loss on sale contracts	0	119
Severance and restructuring accruals	1,800	1,317
Loss on inventory purchase commitments	0	306
Other	813	836
Accrued expenses and other current liabilities	$ 14,274	$ 15,209