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Trade Accounts and Notes Receivable (Tables)
 12 Months Ended
Dec. 31, 2012
Trade Accounts and Notes Receivable

Trade accounts and notes receivable from customers at December 31, 2012 and 2011 consist of the following:

 

(In thousands)

    2012      2011  

Accounts receivable

    $ 86,717       $ 95,890   

Notes receivable

      9,613         12,370   
  

 

 

     

 

 

  
     96,330         108,260   

Less allowance for doubtful accounts

      2,314         1,037   
  

 

 

     

 

 

  
   $ 94,016       $ 107,223