Consolidated Condensed Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Income Statement [Abstract]
Net sales	$ 31,473	$ 27,161
Cost of goods sold	27,305	25,053
Gross profit	4,168	2,108
Selling, general and administrative expenses	5,303	5,620
Amortization of intangible assets	592	714
(Gain) loss on disposal of operating assets	(6)	2
Operating loss	(1,721)	(4,228)
Interest income	(14)	(9)
Interest expense	678	408
Foreign currency exchange loss, net	4	14
Other income, net	(107)	(107)
Loss from operations before income tax expense (benefit)	(2,282)	(4,534)
Income tax expense (benefit)	327	(1,936)
Net loss	$ (2,609)	$ (2,598)
Net loss per share
Basic (in dollars per share)	$ (0.48)	$ (0.48)
Diluted (in dollars per share)	$ (0.48)	$ (0.48)
Weighted-average number of common shares (basic) (in shares)	5,467	5,452
Weighted-average number of common shares (diluted) (in shares)	5,467	5,452