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Bank Revolving Credit Facility (Tables)
12 Months Ended
Jan. 31, 2012
Bank Revolving Credit Facility and Senior and Subordinated Debt [Abstract]  
Available Credit on the Bank Revolving Credit Facility

The following table summarizes the available credit on the Credit Facility:

 

                 
    January 31,  
   

 

 

 
    2012     2011  
   

 

 

 
    (in thousands)  
     

Maximum borrowings

      $     450,000         $     470,336  

Less outstanding balances and reserves:

               

Borrowings

    -       137,152  

Letters of credit

    69,389       63,418  

Surety bonds

    -       -  

Reserve for retirement of indebtedness

    -       46,891  
   

 

 

 

Available credit

      $     380,611         $     222,875