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Reduction in Workforce Reduction in Workforce (Tables)
9 Months Ended
Sep. 30, 2016
Restructuring and Related Activities [Abstract]  
Schedule of Reduction in Workforce Liability
The table below provides a roll-forward of the reduction in workforce liability (in thousands):
 
 
 
 
 
Balance as of January 1, 2016
$

 
Charges
582

 
Payments

 
Balance as of June 30, 2016
582

 
Additions
1,338

 
Payments
(1,411
)
 
Balance as of September 30, 2016
$
509