Accrued Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Sep. 30, 2012
Components of Accrued liabilities
Accrued employee compensation and benefits	$ 3,156	$ 1,214
Accrued workers’ compensation	753	663
Accrued dividends	1,081	1,073
Deferred Revenues	1,296	340
Other accrued liabilities	1,384	1,167
Total accrued liabilities	$ 7,670	$ 4,457