Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities (Details)

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Accrued Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Sep. 30, 2017
Payables and Accruals [Abstract]    
Ad valorem taxes $ 748 $ 2,648
Accrued interest 1,140 1,165
Accrued employee wages and benefits 1,732 1,320
Accrued dividends 494 494
Current portion of deferred retirement obligations 315 315
Accrued insurance 0 166
Other accrued liabilities 562 673
Total accrued liabilities $ 4,991 $ 6,781