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Restructuring Charges (Tables)
 3 Months Ended
Mar. 31, 2017
Restructuring Charges [Abstract]  
Activity in the Restructure Accrual
The following table provides a summary of the activity in the facility closure obligation for the three month period ended March 31, 2017:

(in thousands)
December 31, 2016
 
Adjustments
 
Payments
 
March 31, 2017
Facility closure obligation
$
372

 
$
(173
)
 
$
(197
)
 
$
2