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INVENTORIES (Tables)
6 Months Ended
Jun. 30, 2021
Inventory Disclosure [Abstract]  
Schedule of inventories, by component
Inventories, by component net of reserves, consisted of:
June 30,
2021
December 31,
2020
Raw materials$134,582 $116,029 
Work in process135,695 115,870 
Finished goods159,163 147,480 
Total$429,440 $379,379