Revenue from Contracts with Customers (Tables)

9 Months Ended

Oct. 31, 2018

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

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

	Three Months Ended October 31, 2018		Nine Months Ended October 31, 2018
	(in thousands)
United States	$	1,104	$	2,356
Europe, Russia & CIS	5,629		10,395
Middle East & Africa	515		1,151
Asia-Pacific	1,820		4,499
Canada & Latin America	237		624
Total revenue from contracts with customers	$	9,305	$	19,025

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

	Three Months Ended October 31, 2018		Nine Months Ended October 31, 2018
Revenue recognized at a point in time:	(in thousands)
Seamap	$	5,356	$	10,512
Klein	2,683		5,560
SAP	1,085		2,362
Total revenue recognized at a point in time	$	9,124	$	18,434
Revenue recognized over time:
Seamap	$	181	$	591
Total revenue recognized over time	181		591
Total revenue from contracts with customers	$	9,305	$	19,025

Contract with Customer, Asset and Liability

As of October 31, 2018 contract assets and liabilities consisted of the following:

	October 31, 2018
Contract Assets:	(in thousands)
Unbilled revenue-current	$	2,435
Unbilled revenue - non-current	—
Total unbilled revenue	$	2,435
Contract Liabilities:
Deferred revenue & customer deposits - current	$	521
Deferred revenue & customer deposits - non-current	6
Total deferred revenue & customer deposits	$	527