Segment Reporting and Significant Customers (Tables)

6 Months Ended

Jun. 30, 2018

Segment Reporting and Significant Customers

Schedule of revenue by geographic region

	For the Three Months Ended June 30,				For the Six Months Ended June 30,
	2018		2017		2018		2017
United States	$	9,529	$	4,867	$	18,272	$	9,375
Europe		1,409		1,175		2,708		1,964
Total revenue	$	10,938	$	6,042	$	20,980	$	11,339