Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Income Statement [Abstract]
Net sales	$ 109,301	$ 119,654	$ 116,001
Cost of goods sold	93,569	94,325	88,643
Gross profit	15,732	25,329	27,358
Selling, general and administrative expenses	19,167	15,084	11,605
Amortization of intangible assets	2,245	2,161	2,076
Loss (Gain) on disposal or impairment of operating assets	63	(3)	(89)
Operating (loss) income	(5,743)	8,087	13,766
Interest income	(10)	(17)	(24)
Interest expense	584	201	342
Foreign currency exchange (gain) loss, net	215	(20)	23
Other income, net	(507)	(433)	(421)
Income (loss) from continuing operations before income tax (benefit) provision	(6,025)	8,356	13,846
Income tax (benefit) provision	(2,444)	2,753	4,088
Income (loss) from continuing operations	(3,581)	5,603	9,758
Income (loss) from discontinued operations, net of tax	709	(580)	476
Net income (loss)	$ (2,872)	$ 5,023	$ 10,234
Income (loss) per share from continuing operations
Basic (in dollars per share)	$ (0.66)	$ 1.04	$ 1.82
Diluted (in dollars per share)	(0.66)	1.03	1.81
Income (loss) per share from discontinued operations, net of tax
Basic (in dollars per share)	0.13	(0.11)	0.09
Diluted (in dollars per share)	0.13	(0.11)	0.09
Net income (loss) per share
Basic (in dollars per share)	(0.53)	0.93	1.91
Diluted (in dollars per share)	$ (0.53)	$ 0.92	$ 1.90
Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract]
Weighted-average number of common shares (basic)	5,438	5,402	5,363
Weighted-average number of common shares (diluted)	5,438	5,424	5,401