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Supplemental Statements of Cash Flows Information | 12 Months Ended
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Jan. 31, 2017
Supplemental Cash Flow Elements [Abstract] |
Supplemental Statements of Cash Flows Information | 4. Supplemental Statements of Cash Flows Information Supplemental disclosures of cash flows information for the fiscal years ended January 31, 2017, 2016 and 2015 were as follows (in thousands):
|  | Years Ended January 31, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
Interest paid |  | $ | 673 |  |  | $ | 694 |  |  | $ | 860 |
Income taxes paid, net |  |  | 409 |  |  |  | 1,520 |  |  |  | 268 |
Seismic equipment purchases included in accounts payable at year-end |  |  | 130 |  |  |  | 325 |  |  |  | 72 |

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 + Details
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