CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2016
CONSOLIDATED STATEMENTS OF OPERATIONS
Net revenues	$ 435,326	$ 395,209	$ 406,359
Cost of sales	387,648	365,499	358,779
Gross profit	47,678	29,710	47,580
Selling, general and administrative expense	47,111	42,393	39,684
Research and technical expense	3,785	3,855	3,698
Operating income (loss)	(3,218)	(16,538)	4,198
Interest income	(82)	(186)	(108)
Interest expense	918	865	555
Income (loss) before income taxes	(4,054)	(17,217)	3,751
Provision for (benefit from) income taxes	17,697	(7,027)	(1,269)
Net income (loss)	$ (21,751)	$ (10,190)	$ 5,020
Net income (loss) per share:
Basic (in dollars per share)	$ (1.75)	$ (0.83)	$ 0.40
Diluted (in dollars per share)	$ (1.75)	$ (0.83)	$ 0.40
Weighted Average Common Shares Outstanding
Weighted average common shares outstanding - Basic	12,419,564	12,397,099	12,361,483
Weighted average common shares outstanding - Diluted	12,419,564	12,397,099	12,366,197
Dividend declared per common share (in dollars per share)	$ 0.88	$ 0.88	$ 0.88