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ACCOUNTS RECEIVABLE (Tables)
9 Months Ended
Sep. 30, 2014
Receivables [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Accounts receivable consisted of the following (amounts in thousands):
 
September 30,
2014
 
December 31,
2013
Accounts receivable
$
254,622

 
$
268,340

Allowance for doubtful accounts
(6,291
)
 
(5,287
)
Accounts receivable, net
$
248,331

 
$
263,053