CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
CONSOLIDATED STATEMENTS OF OPERATIONS
Net revenues	$ 113,114	$ 97,977	$ 313,013	$ 294,444
Cost of sales	99,844	94,315	281,281	270,507
Gross profit	13,270	3,662	31,732	23,937
Selling, general and administrative expense	13,686	10,564	36,740	31,417
Research and technical expense	1,018	941	2,871	2,875
Operating income (loss)	(1,434)	(7,843)	(7,879)	(10,355)
Interest income	(18)	(54)	(53)	(155)
Interest expense	228	234	687	639
Income (loss) before income taxes	(1,644)	(8,023)	(8,513)	(10,839)
Provision for (benefit from) income taxes	(2,357)	(4,056)	15,368	(4,310)
Net income (loss)	$ 713	$ (3,967)	$ (23,881)	$ (6,529)
Net income (loss) per share:
Basic (in dollars per share)	$ 0.06	$ (0.32)	$ (1.93)	$ (0.53)
Diluted (in dollars per share)	$ 0.06	$ (0.32)	$ (1.93)	$ (0.53)
Weighted Average Common Shares Outstanding
Weighted average common shares outstanding - Basic	12,422,485	12,400,522	12,418,579	12,394,350
Weighted average common shares outstanding - Diluted	12,429,629	12,400,522	12,418,579	12,394,350
Dividend declared per common share (in dollars per share)	$ 0.22	$ 0.22	$ 0.66	$ 0.66