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Warranty Liability (Tables)
9 Months Ended
Sep. 30, 2019
Guarantees And Product Warranties [Abstract]  
Schedule of Warranty Liability Included in Accrued Expenses on Condensed Consolidated Balance Sheet

The table below sets forth the activity in the warranty liability account, which is included in accrued expenses on the condensed consolidated balance sheets for the nine months ended September 30, 2019 and 2018:

 

Balance, January 1, 2019

 

$

1,103

 

Additions

 

 

957

 

Cost of warranty claims

 

 

(856

)

Balance, September 30, 2019

 

$

1,204

 

 

 

 

 

 

Balance, January 1, 2018

 

$

1,742

 

Additions

 

 

577

 

Cost of warranty claims

 

 

(1,072

)

Balance, September 30, 2018

 

$

1,247