Slicers (applies to each fact value in each table cell)

Reporting Entity [Axis]

0000003545 (http://www.sec.gov/CIK)

Payables and Accruals [Abstract]	Period [Axis]
	2015-10-01 - 2016-09-30
Payables and Accruals [Abstract]
Schedule of accrued liabilities	Accrued Liabilities consist of the following at September 30, 2016 and September 30, 2015: (in thousands) September 30,   2016   2015 Ad valorem taxes $ 2,736   $ 2,700 Accrued interest 1,135   1,154 Accrued employee wages and benefits 964   456 Inventory received but not invoiced 710   665 Accrued dividends 498   500 Current portion of deferred retirement obligations 342   342 Additional purchase price consideration —   7,500 Other accrued liabilities 535   496 Total accrued liabilities $ 6,920   $ 13,813