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v3.21.1

Property and Equipment | 12 Months Ended
--- | ---
Jan. 31, 2021
Property, Plant and Equipment [Abstract] |
Property and Equipment | Property and Equipment Property and equipment from continuing operations consisted of the following (in thousands)
| As of January 31,
| 2021 |  | 2020
Marine seismic service equipment | 5,969 |  |  | 8,341 |
Land and buildings | 4,354 |  |  | 4,274 |
Furniture and fixtures | 9,750 |  |  | 9,364 |
Autos and trucks | 491 |  |  | 491 |
Cost of property and equipment | 20,564 |  |  | 22,470 |
Less accumulated depreciation | (15,813) |  |  | (17,051) |
Net book value of property and equipment | $ | 4,751 |  |  | $ | 5,419 |
Location of property and equipment (in thousands):
| As of January 31,
| 2021 |  | 2020
United States | $ | 3,133 |  |  | $ | 3,379 |
Europe | 87 |  |  | 78 |
Singapore | 480 |  |  | 773 |
Malaysia | 1,051 |  |  | 1,189 |
Net book value of property and equipment | $ | 4,751 |  |  | $ | 5,419 |

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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