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ACCOUNTS RECEIVABLE (Tables)
 12 Months Ended
Dec. 31, 2011
Receivables [Abstract]  
Accounts receivable, net of allowances
Accounts receivable, net of allowances, consisted of the following at December 31, 2011 and 2010 (in thousands):
 
2011
 
2010
Accounts receivable
$
120,290

 
$
118,320

Less:
 
 
 
Allowance for doubtful accounts
(2,342
)
 
(3,051
)
Allowance for sales returns and rebates
(13,643
)
 
(14,098
)
 
$
104,305

 
$
101,171