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Restructuring Charges Schedule of Restructuring and Related Costs (Tables)
 12 Months Ended
Dec. 31, 2015
Restructuring Charges [Abstract]  
Restructuring and Related Costs [Table Text Block]
The following table summarizes the activity for the restructuring-related charges discussed above and related accrual (in thousands):

 
Accrued Balance December 31, 2013
 
Charges incurred
 
Payments
 
Accrued Balance December 31, 2014
 
Charges incurred
 
Payments
 
Accrued Balance December 31, 2015
Severance pay and benefits
$
—

 
$
3,530

 
$
(2,172
)
 
$
1,358

 
$
2,582

 
$
(1,435
)
 
$
2,505

Government incentive repayment
—

 
—

 
—

 
—

 
1,884

 
—

 
1,884

Employment agreement buyout
—

 
—

 
—

 
—

 
1,905

 
(60
)
 
1,845

Other corporate restructuring
—

 
11

 
—

 
11

 
305

 
(11
)
 
305

 
$
—

 
3,541

 
(2,172
)
 
$
1,369

 
6,676

 
(1,506
)
 
$
6,539