Inventory

12 Months Ended

Dec. 31, 2023

Inventory Disclosure [Abstract]

Inventory

4.Inventory

The Company’s major classes of inventories were as follows:

	December 31,
	2023			2022
Raw materials	$	3,081		$	7,719
Work in progress		10,696			12,381
Finished goods		10,922			9,256
Inventory, gross		24,699			29,356
Less: inventory reserves		(2,289	)		(1,099	)
Inventory, net	$	22,410		$	28,257
Balance Sheet Classification:
Inventory		5,753			5,308
Inventory, net of current portion		16,657			22,949
	$	22,410		$	28,257

Inventory, net of current portion includes inventory expected to remain on-hand beyond one year from each balance sheet date presented.

The Company recognized a $5,384 inventory impairment charge during the year ended December 31, 2023 in the consolidated statements of operations due to lower of cost or market adjustments of $2,129 for finished goods and $3,255 for work in progress. No inventory impairment was recognized during the year ended December 31, 2022.

A schedule of the activity in the inventory reserves is as follows:

Balance at January 1, 2022	$	48
Additions for obsolete inventory		1,051
Balance at December 31, 2022		1,099
Additions for obsolete inventory		7,627
Write-offs		(6,437	)
Balance at December 31, 2023	$	2,289