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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Jan. 31, 2013
Schedule of Useful Lives within Property Classification
The lives used for the items within each property classification are as follows:

Classification
Years
Buildings
15 - 35
Machinery and equipment
3 - 10
Schedule of Supplemental Cash Flow Information
The amounts paid for income taxes, interest and non-cash investing and financing activities were as follows:
 
   
Years Ended January 31,
 
(in thousands)
 
2013
   
2012
   
2011
 
Income taxes
  $ 20,234     $ 18,616     $ 20,165  
Interest
     3,972       1,795       1,676  
Noncash investing and financing activities:
                       
Accrued capital additions
     1,896       3,537       1,479  
Deferred debt issuance costs
     -       1,716       -  
Capital lease obligations
    -       300       -