Revenue from Contracts with Customers (Tables)

9 Months Ended

Oct. 31, 2020

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table presents revenue from contracts with customers disaggregated by product line and timing of revenue recognition:

	Three Months Ended October 31,				Nine Months Ended October 31,
	2020		2019		2020		2019
Revenue recognized at a point in time:	(in thousands)
Seamap	$	5,196	$	5,694	$	11,066	$	14,648
Klein	1,150		2,380		3,152		5,778
SAP	—		—		—		101
Total revenue recognized at a point in time	$	6,346	$	8,074	$	14,218	$	20,527
Revenue recognized over time:
Seamap	$	195	$	238	$	596	$	512
Total revenue recognized over time	195		238		596		512
Total revenue from contracts with customers	$	6,541	$	8,312	$	14,814	$	21,039

The following table presents revenue from contracts with customers disaggregated by geography, based on shipping location of our customers:

	Three Months Ended October 31,				Nine Months Ended October 31,
	2020		2019		2020		2019
	(in thousands)
United States	$	282	$	1,453	$	2,068	$	3,293
Europe, Russia & CIS	2,001		3,769		4,981		8,936
Middle East & Africa	757		810		1,054		1,359
Asia-Pacific	3,342		1,308		5,841		4,417
Canada & Latin America	159		972		870		3,034
Total revenue from contracts with customers	$	6,541	$	8,312	$	14,814	$	21,039

Contract with Customer, Asset and Liability

As of October 31, 2020, and January 31, 2020, contract assets and liabilities consisted of the following:

	October 31, 2020		January 31, 2020
Contract Assets:	(in thousands)
Unbilled revenue - current	$	7	$	13
Total unbilled revenue	$	7	$	13
Contract Liabilities:
Deferred revenue & customer deposits - current	$	304	$	220
Deferred revenue & customer deposits - non-current	—		12
Total deferred revenue & customer deposits	$	304	$	232