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PRODUCT WARRANTIES
12 Months Ended
Dec. 31, 2020
Product Warranties Disclosures [Abstract]  
PRODUCT WARRANTIES PRODUCT WARRANTIES
Product warranty activity consisted of the following for the years ended:
(In thousands)December 31,
2020
December 31,
2019
Beginning balance$452 $348 
Provision for product warranties215 321 
Product warranty expenses incurred(169)(217)
Accrued product warranties$498 $452