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Restructuring and Other - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 28, 2020 | Jun. 30, 2019 | Jun. 28, 2020 | Jun. 30, 2019
Restructuring Cost and Reserve |  |  |  |
Contingent consideration adjustment |  |  | $ 19,239 | $ (8,701)
Semiconductor Test |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Contingent consideration adjustment |  | $ (11,700) |  | (8,700)
Severance benefit and charges | $ 800 | 800 | 800 | 1,800
Acquisition related costs | 3,100 |  | 4,500 |
Impairment charges fixed assets | 4,000 | 500 |  | 1,600
Contract termination settlement fee | 4,000 | $ 0 | 4,000 | 0
Restructuring and other |  |  | 1,100 |
Universal Robots (UR) |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Contingent consideration adjustment |  |  |  | $ 3,800
TER Corporate And Eliminations | Universal Robots (UR) |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Contingent consideration adjustment | 29,900 |  | 22,800 |
TER Corporate And Eliminations | Mobile Industrial Robots (MiR) |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Contingent consideration adjustment | $ (600) |  | $ (3,600) |

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