ACQUISITIONS (Details)
$ / shares in Units, $ in Thousands, € in Millions, SFr in Millions
 3 Months Ended 12 Months Ended
Sep. 22, 2014
USD ($)
machine_solution
customer
Sep. 22, 2014
EUR (€)
machine_solution
customer
Dec. 31, 2013
USD ($)
Dec. 31, 2013
CHF (SFr)
May. 09, 2013
USD ($)
Dec. 31, 2015
USD ($)
Sep. 30, 2015
USD ($)
Jun. 30, 2015
USD ($)
Mar. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Sep. 30, 2014
USD ($)
Jun. 30, 2014
USD ($)
Mar. 31, 2014
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
$ / shares
Dec. 31, 2013
USD ($)
$ / shares
ACQUISITIONS                                
Purchase price less cash acquired                           $ 0 $ 5,683 $ 34,250
Proceeds from disposal of business                           0 218 6,255
Liabilities assumed                                
Goodwill     $ 10,002     $ 6,620       $ 6,698       6,620 6,698 10,002
Gain from disposal of discontinued operation, net of tax                   0 $ 0 $ 0 $ 218 0 218 4,890
Sales           86,960 $ 76,805 $ 82,356 $ 69,128 93,008 68,924 78,851 70,850 315,249 311,633 329,459
Net (loss) income           $ 2,759 $ (327) $ 1,586 $ (1,408) 4,542 $ (7,578) $ 1,349 $ (453) 2,610 (2,140) 9,927
Gain on purchase of business                           0 (462) 0
Supplemental Pro Forma Information                                
Sales                             318,061 359,973
Net (loss) income from continuing operations                             $ (7,402) $ 5,406
Diluted (loss) earnings per share from continuing operations (in dollars per share) | $ / shares                             $ (0.58) $ 0.45
Restructuring charges                           3,558 $ 0 $ 0
Voumard [Member]                                
ACQUISITIONS                                
Cash used in funding of acquisition $ 2,150 € 1.7                            
Assets Acquired                                
Inventories 2,984                              
Property, plant and equipment 259                              
Trade name, customer list, and other intangible assets 131                              
Total assets acquired 3,374                              
Liabilities assumed                                
Accounts payable and other current liabilities 600                              
Deferred tax liability 162                              
Net assets $ 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)                         (500)    
Supplemental Pro Forma Information                                
Restructuring charges                             4,900  
Acquisition Related Costs                           $ 100    
Forkardt Inc. [Member]                                
ACQUISITIONS                                
Purchase price less cash acquired         $ 34,250                      
Bank debt used in funding of acquisition         24,300                      
Cash used in funding of acquisition         10,000                      
Assets Acquired                                
Accounts receivable         5,521                      
Inventories         5,357                      
Other current assets         1,257                      
Property, plant and equipment         6,271                      
Other non-current assets         105                      
Trade name, customer list, and other intangible assets         14,614                      
Total assets acquired         33,125                      
Liabilities assumed                                
Accounts payable and other current liabilities         3,413                      
Other non-current liabilities         1,278                      
Net assets         28,434                      
Goodwill         $ 5,816                      
Supplemental Pro Forma Information                                
Weighted average useful life of intangible assets         17 years 3 months 18 days                      
Acquisition Related Costs                             2,200  
Tax deductible amount of goodwill         $ 2,400                      
Forkardt Swiss Operations [Member]                                
ACQUISITIONS                                
Proceeds from disposal of business     $ 6,300 SFr 5.6                        
Liabilities assumed                                
Net assets                   $ 1,200         $ 1,200  
Customer Relationships [Member] | Forkardt Inc. [Member]                                
Assets Acquired                                
Trade name, customer list, and other intangible assets         4,300                      
Trade names [Member] | Forkardt Inc. [Member]                                
Assets Acquired                                
Trade name, customer list, and other intangible assets         5,300                      
Technical Know How [Member] | Voumard [Member]                                
Assets Acquired                                
Trade name, customer list, and other intangible assets $ 100                              
Technical Know How [Member] | Forkardt Inc. [Member]                                
Assets Acquired                                
Trade name, customer list, and other intangible assets         $ 5,000