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Warranty Reserves (Tables)
3 Months Ended
Mar. 31, 2021
Warranty Reserves  
Schedule of warranty reserves

Three Months Ended

March 31, 

(In thousands)

    

2021

    

2020

Beginning balance

$

4,841

$

3,759

Warranty provision

 

612

 

905

Processed warranty claims

 

(584)

 

(422)

Ending balance

$

4,869

$

4,242

Accrued warranty reserve, current

$

1,610

$

1,358

Accrued warranty reserve, non-current

3,259

2,884

Total accrued warranty reserve

$

4,869

$

4,242