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Inventories (Tables)
9 Months Ended
Sep. 30, 2021
Inventory Disclosure [Abstract]  
Schedule of inventory
Inventories consist of the following:

September 30,
2021
December 31,
2020
Raw materials$76,637 $71,807 
Work-in-process17,658 15,864 
Finished goods134,277 107,197 
Total$228,572 $194,868