Industry Segments (Details 2) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Sep. 30, 2015
Corporate Overhead Footnote
General and administrative expense	$ 9,555	$ 9,929
Depreciation and amortization	91	114
Interest expense	3,774	6,052
Other general corporate (income) expense, net	428	289
Total	$ 7,872	$ 16,384