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Restructuring (Tables)
12 Months Ended
Dec. 31, 2018
Restructuring and Related Activities [Abstract]  
Restructuring and Related Costs
The following table summarizes the restructuring liability and utilization by cost type associated with the restructuring activities during the year ended December 31, 2018 (in thousands):

 
 
Restructuring Liability
 
 
Termination Benefits
 
Contract Termination Costs
 
Assets Impairment (1)
 
Other(2)
 
Total
Balance at January 31, 2018
 
$

 
$

 
$

 
$

 
$

Restructuring charges
 
8,187

 
5,922

 

 
613

 
14,722

Non cash charges
 
948

 
(23
)
 
498

 

 
1,423

Reduction in non cash charges
 
(948
)
 
23

 
(498
)
 

 
(1,423
)
Reductions for cash payments
 
(7,716
)
 
(5,655
)
 

 
(613
)
 
(13,984
)
Foreign Exchange
 
(10
)
 
(267
)
 

 

 
(277
)
Balance at December 31, 2018
 
$
461

 
$

 
$

 
$

 
$
461

(1) Includes $0.5 million of long-lived assets surrendered to the landlord as part of the full and final settlement of our office lease in Dún Laoghaire, Ireland as discussed in Note 7, "Commitments and Contingencies".
(2) Includes $0.6 million of costs incurred related to the sub-sublease of the Current SSF Facility as discussed in Note 7, “Commitments and Contingencies”.