Subsequent Events	3 Months Ended
Apr. 01, 2018
Subsequent Events	U. SUBSEQUENT EVENTS On April 25, 2018, Teradyne acquired all the issued and outstanding shares of Mobile Industrial Robots ApS (“MiR”), a Danish limited liability company located in Odense, Denmark, for an aggregate purchase price of approximately $148 million net of cash acquired, and up to an additional approximately $124 million payable upon the achievement of certain revenue and profit performance targets through 2020. The fair value of assets and liabilities acquired has not been disclosed because Teradyne has not completed the valuation. MiR is the leading maker of collaborative autonomous mobile robots for industrial applications. MiR will be part of Teradyne’s Industrial Automation segment.

Subsequent Events

3 Months Ended

Apr. 01, 2018

U. SUBSEQUENT EVENTS

On April 25, 2018, Teradyne acquired all the issued and outstanding shares of Mobile Industrial Robots ApS (“MiR”), a Danish limited liability company located in Odense, Denmark, for an aggregate purchase price of approximately $148 million net of cash acquired, and up to an additional approximately $124 million payable upon the achievement of certain revenue and profit performance targets through 2020. The fair value of assets and liabilities acquired has not been disclosed because Teradyne has not completed the valuation. MiR is the leading maker of collaborative autonomous mobile robots for industrial applications. MiR will be part of Teradyne’s Industrial Automation segment.