XML 26 R16.htm IDEA: XBRL DOCUMENT
v3.21.2

Supplemental Statements of Cash Flows Information | 12 Months Ended
--- | ---
Jan. 31, 2021
Supplemental Cash Flow Elements [Abstract] |
Supplemental Statements of Cash Flows Information | 6. Supplemental Statements of Cash Flows Information Supplemental disclosures of cash flows information for the fiscal years ended January 31, 2021 and 2020 were as follows (in thousands):
|  | Year Ended January 31, |
|  | 2021 |  |  | 2020 |
Interest paid |  | $ | 40 |  |  | $ | 63 |
Income taxes paid, net |  |  | 336 |  |  |  | 498 |
Seismic equipment purchases included in accounts payable at year-end |  |  | — |  |  |  | 812 |

X
- 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -URI http://asc.fasb.org/topic&trid=2134446 + Details
Name: | us-gaap_CashFlowSupplementalDisclosuresTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SupplementalCashFlowElementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration