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BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) (USD $)
In Thousands, except Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Supplier
Changes in the reserve for product warranty claims    
Warranty reserve at beginning of the year $ 551 $ 372
Warranty reserves acquired 429  
Provision 175 579
Warranty expenditures (529) (411)
Effect of foreign currency translation 3 11
Warranty reserve at end of year 629 551
Expected costs of replacing certain products in the field due to an incorrect electronic component in a printed circuit board   342
Number of Company's sub-contract suppliers who supplied an incorrect electronic component   1
Additional provision recorded to replace certain products in the field due to an incorrect electronic component in a printed circuit board 44  
Warranty expenditures incurred related to replacing certain products in the field due to an incorrect electronic component in a printed circuit board 367  
Reserve, net of the effect of foreign currency translation related to replacing certain products in the field due to an incorrect electronic component in a printed circuit board 30  
Accrued Liabilities    
Compensation and fringe benefits 6,721 4,230
Warranty reserve 629 551
Other accrued expenses 2,548 1,145
Accrued liabilities $ 9,898 $ 5,926
Basic and Diluted Income per Share from Continuing Operations    
Dilutive effect of outstanding stock option awards (in shares) 7 0
Stock awards excluded from the calculation of diluted income per share (in shares) 0 0