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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