Accrued Expenses and Other Current Liabilities (Schedule of Accrued Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Sep. 30, 2015	Dec. 31, 2014
Payables and Accruals [Abstract]
Compensation	$ 2,694	$ 3,036
Warranty	1,564	1,664	$ 1,904
Termination fee	2,775	2,775
Professional fees	871	1,147
Customer deposits	125	133
Deferred revenue	43	65
Self insurance	507	606
Income and other taxes	935	1,038
Severance and restructuring accruals	922	1,448
Other	1,058	1,190
Accrued expenses and other current liabilities	$ 11,494	$ 13,102