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Restructuring Charges (Tables)
 12 Months Ended
Dec. 31, 2015
Restructuring and Related Activities [Abstract]  
Summary of Restructuring Activities
The following table sets forth a summary of restructuring activities which took place during the years ended December 31, 2015 and 2014 (in thousands):
 
 
Severance and related costs
 
Facilities
 
Total
Balance, December 31, 2013
 
$
—

 
$
—

 
$
—

Provision for restructuring charges
 
1,583

 
1,124

 
2,707

Cash payments and other adjustments
 
(1,583
)
 
(359
)
 
(1,942
)
Balance, December 31, 2014
 
$
—

 
$
765

 
$
765

Provision for restructuring charges
 
—

 
—

 
—

Cash payments and other adjustments
 
—

 
(548
)
 
(548
)
Balance, December 31, 2015
 
$
—

 
$
217

 
$
217