Information about Geographic Areas (Tables)

3 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

Classification of Revenue by Geography

Revenue by geography was as follows (in thousands):        

	Three Months Ended March 31,
	2019		2018
Americas	$	18,927	$	15,828
Europe & Middle East	7,200		5,758
Asia Pacific	1,561		1,499
Total revenue	$	27,688	$	23,085