Other Assets (Tables)

12 Months Ended

Dec. 31, 2018

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of Other Assets

Other assets consisted of the following as of December 31, 2018 and 2017 (in thousands):

	2018		2017
Italian VAT receivables	$	4,480	$	4,692
Italian VAT deposit	493		516
Rent deposit	194		194
Other	380		195
Other assets	$	5,547	$	5,597