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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Allowance for Sales Returns and Exchanges (Tables)
 12 Months Ended
Dec. 31, 2014
Allowance for sales returns and exchanges [Abstract]  
Allowance for Sales Returns and Exchanges [Table Text Block]

The following table sets forth the activity in the allowance for sales returns and exchanges for the years ended December 31, 2014, 2013 and 2012 (in thousands):
 
Year Ended December 31,
 
2014
 
2013
 
2012
Allowance for sales returns and exchanges – beginning of year
$
12,519

 
$
19,460

 
$
22,767

Additions and adjustments to the allowance
9,260

 
9,243

 
11,402

Deductions against the allowance
(12,269
)
 
(16,184
)
 
(14,709
)
Allowance for sales returns and exchanges – end of year
$
9,510

 
$
12,519

 
$
19,460