Inventory (Tables)

9 Months Ended

Sep. 30, 2017

Inventory [Line Items]

Schedule of Inventory, Current [Table Text Block]

Inventories consisted of the following (in thousands):

	September 30,		December 31,
	2017		2016
Raw materials	$	1,204	$	—
Work in process	3,950		1,625
Finished goods	7,062		1,259
Total inventory	$	12,216	$	2,884