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v3.20.4

Restructuring and Other - Additional Information (Detail) - USD ($) $ in Thousands |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2021 | Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Restructuring Cost and Reserve |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration adjustment |  |  |  |  |  |  |  |  |  | $ (23,271) | $ (19,257) | $ 987
Severance benefit and charges |  | $ 1,100 | $ 1,100 |  | $ 700 | $ 500 | $ 800 | $ 800 | $ 800 |  |  |
Acquisition related costs |  |  | 500 | $ 3,100 | 1,400 | 200 | 500 | 500 | 1,300 |  |  |
Semiconductor Test |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration adjustment |  |  |  |  |  |  |  |  |  | 3,500 |  |
Severance benefit and charges | $ 500 |  |  |  |  |  |  |  |  | 2,300 |  |
Acquisition related costs |  |  |  |  |  |  |  |  |  | 2,500 | 2,500 |
Contract termination settlement fee |  |  |  |  |  |  |  |  |  | 4,000 |  |
AutoGuide |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration adjustment |  |  |  |  |  |  |  |  |  |  | 3,000 |
Universal Robots (UR) |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration adjustment |  |  | $ 27,200 | $ 29,900 | $ 10,000 |  | $ 7,800 | $ 11,700 | $ 3,000 |  | 3,800 |
Mobile Industrial Robots (MiR) |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration adjustment |  |  |  |  |  | $ 5,800 |  |  |  |  |  |
Semiconductor Test, Industrial Automation and Corporate |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve |  |  |  |  |  |  |  |  |  |  |  |
Severance benefit and charges |  |  |  |  |  |  |  |  |  |  | 2,900 |
Restructuring and other |  |  |  |  |  |  |  |  |  | 1,200 |  |
Semiconductor Test, Industrial Automation and Corporate | Mobile Industrial Robots (MiR) |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration adjustment |  |  |  |  |  |  |  |  |  |  | $ 22,200 |
TER Corporate And Eliminations | Universal Robots (UR) |  |  |  |  |  |  |  |  |  |  |  |
Restructuring Cost and Reserve |  |  |  |  |  |  |  |  |  |  |  |
Contingent consideration adjustment |  |  |  |  |  |  |  |  |  | $ 19,700 |  |

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