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Product Warranties (Tables)
 3 Months Ended
Mar. 31, 2016
Product Warranties  
Schedule of rollforward of the accrued warranties

 

 

 

 

 

 

 

 

 

 

 

March 31,

 

    

 

 

2016

 

 

2015

 

Beginning balance

 

$
1,332

 

$
961

 

Payments made during the period

 

 
(4)

 

 
(7)

 

Changes in accrual related to warranties issued during the period

 

 
16

 

 
138

 

Changes in accrual related to pre-existing warranties

 

 
(1)

 

 
5

 

Ending balance

 

$
1,343

 

$
1,097