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ACCOUNTS RECEIVABLE
9 Months Ended
Sep. 30, 2013
Receivables [Abstract]  
ACCOUNTS RECEIVABLE
ACCOUNTS RECEIVABLE

Accounts receivable consisted of the following (amounts in thousands):
 
September 30,
2013
 
December 31,
2012
Accounts receivable
$
299,063

 
$
302,928

Allowance for doubtful accounts
(8,816
)
 
(5,130
)
Accounts receivable, net
$
290,247

 
$
297,798


 
Accounts receivable are reduced by an allowance for doubtful accounts which is based on historical losses.