Other current assets and other long-term assets (Tables)

3 Months Ended

Mar. 31, 2019

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

Schedule of Other Current Assets

Other current assets consisted of the following (in thousands):

	March 31,		December 31,
	2019		2018
Prepaid expenses	$	1,333	$	1,261
Deposits and other receivables	2,985		1,841
Interest receivables	792		768
Right-of-use asset	287		—
	$	5,397	$	3,870