INVENTORY (Tables)

9 Months Ended

Sep. 30, 2021

Inventory Disclosure [Abstract]

Summary of Components of Inventory

The following table summarizes the components of the Company’s inventory for the periods indicated:

	As of September 30, 2021		As of December 31, 2020
	(in thousands)
Raw materials	$	40,156	$	71,717
Work in progress		221,479		139,704
Finished goods		26,834		20,540
Total inventory	$	288,469	$	231,961