Inventories

9 Months Ended

12 Months Ended

Sep. 30, 2020

Dec. 31, 2019

Inventory Disclosure [Abstract]

Inventories

3. Inventories

Inventories consist of the following at (in thousands):

	December 31, 2019			September 30, 2020 (unaudited)
Raw materials	$	62,923		$	32,506
Finished goods		90,301			71,726
Reserve for excess or obsolete inventory		(5,200	)		(7,717	)
Total	$	148,024		$	96,515

3. Inventories

Inventories consist of the following at December 31, (in thousands):

	2018			2019
Raw materials	$	6,512		$	62,923
Finished goods		52,118			90,301
Reserve for excess or obsolete inventory		(3,458	)		(5,200	)
Total	$	55,172		$	148,024