Segment Information and Geographic Information (Tables)

6 Months Ended

Jul. 31, 2020

Segment Reporting [Abstract]

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area

The following summarizes revenue by customers’ geographic locations:

	For the Three Months Ended July 31,						For the Six Months Ended July 31,
	2020		%	2019		%	2020		%	2019		%
	(Amounts in thousands, except percentages)						(Amounts in thousands, except percentages)
Revenue by customers' geographic locations:
North America (1)	$	2,318	46%	$	11,567	62%	$	5,896	50%	$	15,656	57%
Europe and Middle East		2,150	43%		2,724	14%		4,132	35%		5,694	21%
Latin America		343	7%		4,132	22%		1,476	12%		5,179	19%
Asia Pacific		184	4%		389	2%		406	3%		768	3%
Total revenue	$	4,995		$	18,812		$	11,910		$	27,297

(1) Includes total revenue for the United States for the periods shown as follows: 

	For the Three Months Ended July 31,						For the Six Months Ended July 31,
	2020			2019			2020			2019
	(Amounts in thousands, except percentages)						(Amounts in thousands, except percentages)
US Revenue	$	1,662		$	9,666		$	4,005		$	13,064
% of total revenue		33	%		51	%		34	%		48	%

Long-Lived Assets by Geographic Locations

The following summarizes long-lived assets by geographic locations:

	As of July 31, 2020		%	As of January 31, 2020		%
	(Amounts in thousands, except percentages)
Long-lived assets by geographic locations (1):
North America	$	12,549	70%	$	13,293	75%
Europe and Middle East		5,293	30%		4,359	25%
Asia Pacific		31	0%		31	0%
Total long-lived assets by geographic location	$	17,873		$	17,683

(1) Excludes long-term marketable securities and goodwill.