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RESTRUCTURING COSTS AND ACCRUALS (Tables)
 12 Months Ended
Dec. 31, 2015
Restructuring and Related Activities [Abstract]  
Schedule of Restructuring and Related Costs [Table Text Block]
The following table sets forth the activity in the restructuring accruals for the years ended December 31, 2015, 2014 and 2013 (in thousands):
 
Employee-
Related
 
Facilities-
Related
& Other
 
Total
Accrual balance at January 1, 2013
$
4,298

 
$
11,433

 
$
15,731

New restructuring charges – operating expenses
3,539

 
—

 
3,539

Revisions of estimated liabilities
50

 
1,781

 
1,831

Accretion
—

 
612

 
612

Cash payments
(5,469
)
 
(7,736
)
 
(13,205
)
Foreign exchange impact on ending balance
(19
)
 
12

 
(7
)
Accrual balance at December 31, 2013
2,399

 
6,102

 
8,501

New restructuring charges – operating expenses
—

 
—

 
—

Revisions of estimated liabilities
—

 
(165
)
 
(165
)
Accretion
—

 
565

 
565

Cash payments
(2,340
)
 
(4,172
)
 
(6,512
)
Foreign exchange impact on ending balance
(1
)
 
(45
)
 
(46
)
Accrual balance at December 31, 2014
58

 
2,285

 
2,343

New restructuring charges – operating expenses
5,766

 
—

 
5,766

Revisions of estimated liabilities
—

 
539

 
539

Accretion
—

 
226

 
226

Cash payments
(315
)
 
(1,301
)
 
(1,616
)
Foreign exchange impact on ending balance
—

 
(78
)
 
(78
)
Accrual balance at December 31, 2015
$
5,509

 
$
1,671

 
$
7,180