XML 72 R11.htm IDEA: XBRL DOCUMENT v2.4.0.6
Supplemental Statements of Cash Flows Information
12 Months Ended
Jan. 31, 2013
Supplemental Statements of Cash Flows Information [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, 2013, 2012 and 2011 were as follows (in thousands):

 

                         
    Years Ended January 31,  
    2013     2012     2011  

Interest paid

  $ 533     $ 704     $ 728  

Income taxes paid, net

    9,177       7,536       508  

Seismic equipment purchases included in accounts payable at year-end

    4,268       9,900       3,229  

Stock issued for accrued compensation

    516       303       185