Summary of Significant Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2017

Accounting Policies [Abstract]

Supplemental Disclosures of Cash Flow Information

Supplemental Disclosures of Cash Flow Information (in thousands):

	Year Ended September 30,
	2017			2016			2015
Cash paid (received) during the period for:
Interest paid, net of interest income	$	(384	)	$	4		70
Income taxes paid, net of refunds	(764		)	(352		)	2,298
Non-cash capital expenditures	634			221			147