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Warranties (Tables)
 9 Months Ended
Sep. 30, 2018
Warranties [Abstract]  
Warranty liability and related activity

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

 

 

Nine-Month Periods Ended
September 30,

 

2018


2017

 

 

 



 

 

 

Beginning balance

$

858



$

1,223

 

Warranty provisions

 

103



 

         38

 

Warranty claims


(25

)


 

(111

)

Adjustments to preexisting warranties


(231

)


 

(167

) 

Currency


(7

)


 

4

 

Ending balance

$

698



$

987