Inventory (Tables)

3 Months Ended

Mar. 31, 2018

Inventory Disclosure [Abstract]

Summary of Inventories

The following table represents the components of inventory as of:

	March 31,			December 31,
	2018			2017
Raw materials & supplies	$	1,100		$	1,338
Work-in-process		3,663			3,135
Finished goods		855			1,861
Obsolescence reserve		(177	)		(243	)
Total inventories	$	5,441		$	6,091