Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Our intangible assets consist of the following:

	December 31,
	2018			2017
	(in thousands)
Intellectual property	$	700		$	—
Less:  Accumulated amortization	(194		)	—
Total, net	$	506		$	—

Schedule of Amortization Expense

Amortization expense recorded in cost of sales is as follows:

	Years Ending December 31,
	2018		2017		2016
	(in thousands)
Amortization expense	$	194	$	—	$	—