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Restructuring (Tables)
3 Months Ended
Mar. 31, 2018
Restructuring and Related Activities [Abstract]  
Summary of Activities in the Restructuring Accruals
The following is a summary of the activity in the Company’s restructuring accruals for the three months ended March 31, 2018 and 2017:
 
Three Months Ended March 31,
(in thousands)
2018
 
2017
Balance at January 1,
$
227

 
$
1,793

Charges during the period
628

 
284

Cash payments during the period
(96
)
 
(353
)
Currency
(4
)
 
2

Balance at March 31,
$
755

 
$
1,726