Inventory

12 Months Ended

Dec. 31, 2020

Inventory Disclosure [Abstract]

Inventory

5. Inventory

Inventories are stated at the lower of cost and net realizable value. Cost is determined using the weighted average cost of raw materials which approximates the FIFO method and includes allocations of manufacturing labor and overhead. Provisions are made to reduce excess, obsolete or slow-moving inventories to their net realizable value. Inventories consisted of the following at December 31 (in thousands):

	December 31, 2020		December 31, 2019
Raw materials	$	39,194	$	20,789
Finished goods		50,764		18,056
Total inventory	$	89,958	$	38,845