XML 37 R18.htm IDEA: XBRL DOCUMENT v2.4.0.6
Accounts Receivable and Allowance for Doubtful Accounts (Tables)
9 Months Ended
Sep. 30, 2012
Accounts Receivable and Allowance for Doubtful Accounts [Abstract]  
Summary of Accounts receivable

Accounts receivable represents the balance due on credit sales made to customers. The allowance for doubtful accounts is an estimate of losses that may result from customers’ inability to make payment on their outstanding balances.

 

                 
    September 30,
2012
    December 31,
2011
 

Accounts receivable

  $ 31,109     $ 33,203  

Allowance for doubtful accounts

    (1,537     (1,585
   

 

 

   

 

 

 

Accounts receivable, net

  $ 29,572     $ 31,618