Consolidated Statement Of Stockholders' Equity - 6 months ended Mar. 31, 2016 - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid In Capital [Member]	Accumulated Other Comprehensive (Loss) Income [Member]	(Accumulated Deficit) Retained Earnings [Member]	Non-Controlling Interest [Member]	Total
Balance at Sep. 30, 2015	$ 964	$ 41,531	$ (13,741)	$ (17,559)	$ 1,132	$ 12,327
Balance, shares at Sep. 30, 2015	9,641,532					9,641,532
Stock-based compensation arrangements	$ 9	958				$ 967
Stock-based compensation arrangements, shares	92,808
Dividends				(5,344)	(290)	(5,634)
Net income				7,922	289	8,211
Foreign currency translation adjustment, net of tax			663		24	687
Unrealized gains (losses) on available-for-sale securities, net of tax			8			8
Defined benefit pension and postretirement plans activity, net of taxes			172			172
Balance at Mar. 31, 2016	$ 973	$ 42,489	$ (12,898)	$ (14,981)	$ 1,155	$ 16,738
Balance, shares at Mar. 31, 2016	9,734,340					9,734,340