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Acquisition-Related Contingent Consideration (Tables)
3 Months Ended
Mar. 30, 2019
Reconciliation of Change in Fair Value Measurement of Contingent Consideration Liability The following table represents a reconciliation of the change in the fair value measurement of the contingent consideration liability for the three-month periods ended March 30, 2019 and March 31, 2018.
 
 
 
Three Months Ended
 
 
 
March 30,

2019
 
 
March 31,

2018
 
 
 
(In thousands)
 
Opening balance
 
$
223
 
 
$
362
 
Changes in fair value
 
 
7
 
 
 
(1
)
Cash payments made
 
 
(98
)
 
 
 
Closing balance
 
$
132
 
 
$
361