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WARRANTIES (Tables)
12 Months Ended
Dec. 31, 2016
Product Warranties Disclosures [Abstract]  
Warranty liability and related activity

Warranty liability and related activity consisted of the following (in thousands):

 

Years ended December 31,

 

2016

 

2015

           

Beginning balance

$

           760

 

$

           824

Warranty provisions

 

           242

   

           198

Warranty claims

 

          (330)

   

          (293)

Adjustments to preexisting warranties*

 

           551

   

             31

Ending balance

$

        1,223

 

$

           760