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Product Warranty Reserve (Tables)
6 Months Ended
Jun. 30, 2020
Guarantees [Abstract]  
Roll Forward of Product Warranty Reserve

The following is a rollforward of the product warranty reserve:

 

 

 

Six Months Ended June 30

 

 

 

2020

 

 

2019

 

Beginning of period balance

 

$

1,309

 

 

$

928

 

Additions charged to income

 

 

48

 

 

 

506

 

Warranty usage

 

 

(28

)

 

 

(5

)

Currency translation

 

 

(87

)

 

 

1

 

End of period balance

 

$

1,242

 

 

$

1,430