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Revenue from Contracts with Customers (Tables) | 12 Months Ended
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Jan. 31, 2021
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:
|  |  |  | Twelve Months Ended January 31,
|  |  |  |  |  | 2021 |  | 2020
Revenue recognized at a point in time: |  |  |  |  |  | (in thousands)
Seamap |  |  |  |  |  | $ | 16,304 |  |  | $ | 21,617 |
Klein |  |  |  |  |  | 4,145 |  |  | 7,468 |
SAP |  |  |  |  |  | — |  |  | 101 |
Total revenue recognized at a point in time |  |  |  |  |  | $ | 20,449 |  |  | $ | 29,186 |
Revenue recognized over time: |  |  |  |  |  |
Seamap |  |  |  |  |  | $ | 766 |  |  | $ | 733 |
Klein |  |  |  |  |  | — |  |  | — |
SAP |  |  |  |  |  | — |  |  | — |
Total revenue recognized over time |  |  |  |  |  | 766 |  |  | 733 |
Total revenue from contracts with customers |  |  |  |  |  | $ | 21,215 |  |  | $ | 29,919 |
The following table presents revenue from contracts with customers disaggregated by geography, based on shipping location of our customers:
|  |  |  | Twelve Months Ended January 31,
|  |  |  |  |  | 2021 |  | 2020
Revenue from contracts with customers: |  |  |  |  |  | (in thousands)
United States |  |  |  |  |  | $ | 3,687 |  |  | $ | 3,920 |
Europe, Russia & CIS |  |  |  |  |  | 8,512 |  |  | 15,262 |
Middle East & Africa |  |  |  |  |  | 1,226 |  |  | 1,576 |
Asia-Pacific |  |  |  |  |  | 6,523 |  |  | 5,377 |
Canada & Latin America |  |  |  |  |  | 1,267 |  |  | 3,784 |
Total revenue from contracts with customers |  |  |  |  |  | $ | 21,215 |  |  | $ | 29,919 |
Contract with Customer, Asset and Liability | As of January 31, 2021, contract assets and liabilities consisted of the following:
|  | January 31, 2021 |  | January 31, 2020
Contract Assets: |  | (in thousands)
Unbilled revenue-current |  | $ | 85 |  |  | $ | 13 |
Unbilled revenue - non-current |  | — |  |  | — |
Total unbilled revenue |  | $ | 85 |  |  | $ | 13 |
Contract Liabilities: |  |
Deferred revenue & customer deposits - current |  | $ | 691 |  |  | $ | 220 |
Deferred revenue & customer deposits - non-current |  | — |  |  | 12 |
Total deferred revenue & customer deposits |  | $ | 691 |  |  | $ | 232 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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