Inventory (Notes)

12 Months Ended

Dec. 31, 2019

Inventory [Line Items]

Inventory Disclosure [Text Block]

Inventory

The components of inventories consisted of the following (in thousands):  

	December 31, 2019		December 31, 2018
Raw materials	$	1,321	$	—
Work in process	662		—
Finished goods	193		—
Inventory	$	2,176	$	—