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Goodwill
6 Months Ended
Jun. 27, 2020
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill Goodwill
The change in the carrying amount of goodwill by segment is as follows (in thousands):
TotalWeighing and Control Systems SegmentFoil Technology Products Segment
KELK AcquisitionDSI AcquisitionStress-Tek AcquisitionPacific Acquisition
Balance at December 31, 2019$35,018  $6,559  $18,606  $6,311  $3,542  
Adjustment to purchase price$(156) —  (156) —  —  
Foreign currency translation adjustment(274) (275)  —  —  
Balance at June 27, 2020$34,588  $6,284  $18,451  $6,311  $3,542