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Commitments and Contingencies (Tables)
9 Months Ended
Sep. 30, 2020
Commitments and Contingencies  
Product warranty accrued liability

Three Months Ended

Nine Months Ended

 

September 30, 

September 30, 

 

    

2020

    

2019

    

2020

    

2019

 

Beginning accrued product warranty

$

352

$

353

$

387

$

236

Accruals for warranties issued

 

195

 

146

 

384

 

388

Adjustments related to pre-existing warranties including expirations and changes in estimates

 

171

 

27

 

99

 

175

Cost of warranty repair

 

(189)

 

(183)

 

(341)

 

(456)

Ending accrued product warranty

$

529

$

343

$

529

$

343