Inventories (Tables)

6 Months Ended

Jun. 30, 2022

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories consisted of the following (in thousands):

	June 30, 2022		December 31, 2021
Raw materials	$	—	$	911
Work in process		—		70
Finished goods		43		5
Total inventories	$	43	$	986