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Supplemental Statements of Cash Flows Information
 12 Months Ended
Jan. 31, 2016
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, 2016, 2015 and 2014 were as follows (in thousands):

 

     Years Ended January 31,  
     2016      2015      2014  

Interest paid

    $ 694       $ 860       $ 342   

Income taxes paid, net

      1,520         268         215   

Seismic equipment purchases included in accounts payable at year-end

      325         72         7,707