Accrued Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Sep. 30, 2014
Components of Accrued liabilities
Accrued employee compensation and benefits	$ 3,875	$ 2,918
Accrued legal and professional	2,069	445
Accrued workers’ compensation	688	937
Accrued dividends	0	1,090
Deferred revenues	312	191
Other accrued liabilities	1,502	851
Total accrued liabilities	$ 8,446	$ 6,432