Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities (Details)

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Accrued Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Sep. 30, 2016
Payables and Accruals [Abstract]    
Ad valorem taxes $ 1,818 $ 2,736
Accrued interest 1,154 1,135
Accrued employee wages and benefits 330 964
Current portion of deferred retirement obligations 342 342
Accrued dividends 496 498
Inventory received but not invoiced 0 710
Other accrued liabilities 424 535
Total accrued liabilities $ 4,564 $ 6,920