Inventory (Tables)

3 Months Ended

Mar. 31, 2022

Inventory Disclosure [Abstract]

Summary of the Components of Inventory

The components of inventory are as follows (in thousands):

	March 31,			December 31,
	2022			2021
Raw materials	$	645		$	592
Work in process		603			507
Finished goods		1,051			983
		2,299			2,082
Less: allowance for excess and obsolete inventory		(587	)		(526	)
Total current and non-current inventory, net	$	1,712		$	1,556
Inventory, net	$	1,322		$	1,184
Non-current inventory , net		390			372
Total current and non-current inventory, net	$	1,712		$	1,556