Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities (Details)

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Accrued Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2016
Sep. 30, 2015
Payables and Accruals [Abstract]    
Ad valorem taxes $ 1,878 $ 2,640
Accrued interest 1,180 1,155
Accrued employee wages and benefits 253 427
Inventory received but not invoiced 3,290 581
Current portion of deferred retirement obligations 342 342
Additional purchase price consideration 0 7,500
Other accrued liabilities 179 669
Total accrued liabilities $ 7,122 $ 13,314