Summary of Significant Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2016

Accounting Policies [Abstract]

Supplemental Disclosures of Cash Flow Information

Supplemental Disclosures of Cash Flow Information (in thousands):

	Year Ended September 30,
	2016		2015		2014
Cash paid (received) during the period for:
Interest, net of interest income	$	4	$	70		$	149
Income taxes, net of refunds		(352)		2,298			18,889
Non-cash capital expenditures		221		147			13,527