ACQUISITION (Details) $ / shares in Units, $ in Thousands, € in Millions				3 Months Ended		9 Months Ended
		Sep. 22, 2014 USD ($) machine_solution customer	Sep. 22, 2014 EUR (€) machine_solution customer	Sep. 30, 2015 USD ($) $ / shares	Sep. 30, 2014 USD ($) $ / shares	Sep. 30, 2015 USD ($) $ / shares	Sep. 30, 2014 USD ($) $ / shares
Liabilities assumed
Gain on purchase of business						$ 0	$ 462
Supplemental Pro Forma Information
Sales				$ 76,805	$ 72,342	228,289	225,053
Net loss from continuing operations(1)	[1]			$ (327)	$ (7,394)	$ (149)	$ (12,575)
Diluted loss per share from continuing operations (in dollars per share) | $ / shares				$ (0.03)	$ (0.58)	$ (0.01)	$ (0.99)
Restructuring charges				$ 877	$ 0	$ 877	$ 0
Voumard
ACQUISITION
Cash used in funding of acquisition		$ 2,150	€ 1.7
Assets Acquired
Inventories		2,984
Property, plant and equipment		259
Drawings, customer lists, and other intangible assets		131
Total assets acquired		3,374
Liabilities assumed
Warranties		600
Deferred tax liability		162
Net assets acquired		$ 2,612
Installed Machine Base (machine solutions) | machine_solution		9,000	9,000
Customer Base (customers) | customer		2,500	2,500
Gain on purchase of business		$ 462
Supplemental Pro Forma Information
Restructuring charges							$ 4,900
Technical Know How [Member]
Assets Acquired
Drawings, customer lists, and other intangible assets		$ 100

[1] The pro forma results above include abbreviated financial results for Voumard, consisting of revenues and direct expenses for that product line. During the nine months ended September 30, 2014, the Voumard business incurred $4.9 million in restructuring charges, which included inventory write-offs, headcount reductions and other related costs. These amounts are included in the pro forma information presented above.