Inventories

3 Months Ended

Mar. 31, 2024

Inventory Disclosure [Abstract]

Inventories

5. Inventories

Inventories as of March 31, 2024 and December 31, 2023 consisted of the following:

(in thousands)	March 31, 2024			December 31, 2023
Raw materials	$	25,792		$	25,819
Work in process		13,802			9,710
Finished goods		2,500			2,368
Obsolescence allowance		(4,062	)		(3,808	)
Total inventories	$	38,032		$	34,089

Amounts credited to the allowance for obsolete inventory and charged to cost of sales amounted to $0.5 million and $0.2 million for the three months ended March 31, 2024 and 2023, respectively.