Geographical Information (Tables)

6 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

Schedule of Revenue by Geographic Region

The following tables set forth revenue by geographic region with revenue assigned to geographic regions based on our customers’ billing address.

Revenue by Geographic Region	For the three months ended March 31,				For the six months ended March 31,
(in thousands)	2019		2018		2019		2018
United States and Canada	$	15,648	$	14,940	$	34,224	$	35,019
Asia	4,207		2,146		8,252		4,803
Europe	1,781		1,505		3,047		2,732
Other	109		32		223		105
Total revenue	$	21,745	$	18,623	$	45,746	$	42,659