{"cik":97210,"taxonomy":"us-gaap","tag":"IncreaseDecreaseInIncomeTaxes","label":"Increase (Decrease) in Income Taxes","description":"The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes, and in deferred and other tax liabilities and assets.","entityName":"TERADYNE, INC.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":680000,"accn":"0001193125-16-484381","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-29","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":24417000,"accn":"0001193125-16-484381","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-29"},{"start":"2014-01-01","end":"2014-12-31","val":24417000,"accn":"0001193125-17-064638","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-01","frame":"CY2014"},{"start":"2015-01-01","end":"2015-04-05","val":4662000,"accn":"0001193125-16-589497","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-07-05","val":23261000,"accn":"0001193125-16-680412","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-10-04","val":25677000,"accn":"0001193125-16-765452","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-10"},{"start":"2015-01-01","end":"2015-12-31","val":-5156000,"accn":"0001193125-16-484381","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-29"},{"start":"2015-01-01","end":"2015-12-31","val":-5156000,"accn":"0001193125-17-064638","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-01"},{"start":"2015-01-01","end":"2015-12-31","val":-5156000,"accn":"0001193125-18-066579","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-01","frame":"CY2015"},{"start":"2016-01-01","end":"2016-04-03","val":-52000,"accn":"0001193125-16-589497","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-04-03","val":-52000,"accn":"0001193125-17-168243","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-07-03","val":6000,"accn":"0001193125-16-680412","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-07-03","val":6000,"accn":"0001193125-17-255654","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-11"},{"start":"2016-01-01","end":"2016-10-02","val":4227000,"accn":"0001193125-16-765452","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-10"},{"start":"2016-01-01","end":"2016-10-02","val":4227000,"accn":"0001193125-17-338478","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-09"},{"start":"2016-01-01","end":"2016-12-31","val":18434000,"accn":"0001193125-17-064638","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-01"},{"start":"2016-01-01","end":"2016-12-31","val":18434000,"accn":"0001193125-18-066579","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-01"},{"start":"2016-01-01","end":"2016-12-31","val":18434000,"accn":"0001193125-19-059974","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-01","frame":"CY2016"},{"start":"2017-01-01","end":"2017-04-02","val":14288000,"accn":"0001193125-17-168243","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-04-02","val":14288000,"accn":"0001193125-18-160479","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-11","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-07-02","val":14363000,"accn":"0001193125-17-255654","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-11"},{"start":"2017-01-01","end":"2017-07-02","val":14363000,"accn":"0001193125-18-245633","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-10"},{"start":"2017-01-01","end":"2017-10-01","val":15808000,"accn":"0001193125-17-338478","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-09"},{"start":"2017-01-01","end":"2017-10-01","val":15808000,"accn":"0001193125-18-323422","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-09"},{"start":"2017-01-01","end":"2017-12-31","val":173802000,"accn":"0001193125-18-066579","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-01"},{"start":"2017-01-01","end":"2017-12-31","val":173802000,"accn":"0001193125-19-059974","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-01"},{"start":"2017-01-01","end":"2017-12-31","val":173802000,"accn":"0001193125-20-058676","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-02","frame":"CY2017"},{"start":"2018-01-02","end":"2018-04-01","val":-12106000,"accn":"0001193125-18-160479","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-11"},{"start":"2018-01-02","end":"2018-04-01","val":-12106000,"accn":"0001193125-19-143836","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-10","frame":"CY2018Q1"},{"start":"2018-01-02","end":"2018-07-01","val":-26308000,"accn":"0001193125-18-245633","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-10"},{"start":"2018-01-02","end":"2018-07-01","val":-26308000,"accn":"0001193125-19-217772","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-09"},{"start":"2018-01-01","end":"2018-09-30","val":-33152000,"accn":"0001193125-18-323422","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-09"},{"start":"2018-01-01","end":"2018-09-30","val":-33152000,"accn":"0001193125-19-288119","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-08"},{"start":"2018-01-01","end":"2018-12-31","val":-80429000,"accn":"0001193125-19-059974","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-01"},{"start":"2018-01-01","end":"2018-12-31","val":-80429000,"accn":"0001193125-20-058676","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-02"},{"start":"2018-01-01","end":"2018-12-31","val":-80429000,"accn":"0001193125-21-050735","fy":2020,"fp":"FY","form":"10-K","filed":"2021-02-22","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-22804000,"accn":"0001193125-19-143836","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-10"},{"start":"2019-01-01","end":"2019-03-31","val":-22804000,"accn":"0001193125-20-132242","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-04","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":-14973000,"accn":"0001193125-19-217772","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-09"},{"start":"2019-01-01","end":"2019-06-30","val":-14973000,"accn":"0001193125-20-207892","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-03"},{"start":"2019-01-01","end":"2019-09-29","val":-31224000,"accn":"0001193125-19-288119","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-08"},{"start":"2019-01-01","end":"2019-09-29","val":-31224000,"accn":"0001193125-20-283796","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-02"},{"start":"2019-01-01","end":"2019-12-31","val":-13584000,"accn":"0001193125-20-058676","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-02"},{"start":"2019-01-01","end":"2019-12-31","val":-13584000,"accn":"0001193125-21-050735","fy":2020,"fp":"FY","form":"10-K","filed":"2021-02-22"},{"start":"2019-01-01","end":"2019-12-31","val":-13584000,"accn":"0001193125-22-049828","fy":2021,"fp":"FY","form":"10-K","filed":"2022-02-23","frame":"CY2019"},{"start":"2020-01-01","end":"2020-03-29","val":15278000,"accn":"0001193125-20-132242","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-05-04"},{"start":"2020-01-01","end":"2020-03-29","val":15278000,"accn":"0001193125-21-154707","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-07","frame":"CY2020Q1"},{"start":"2020-01-01","end":"2020-06-28","val":37842000,"accn":"0001193125-20-207892","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-03"},{"start":"2020-01-01","end":"2020-06-28","val":37842000,"accn":"0001193125-21-238886","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-06"},{"start":"2020-01-01","end":"2020-09-27","val":24060000,"accn":"0001193125-20-283796","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-02"},{"start":"2020-01-01","end":"2020-09-27","val":24060000,"accn":"0001193125-21-321554","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-05"},{"start":"2020-01-01","end":"2020-12-31","val":25169000,"accn":"0001193125-21-050735","fy":2020,"fp":"FY","form":"10-K","filed":"2021-02-22"},{"start":"2020-01-01","end":"2020-12-31","val":25169000,"accn":"0001193125-22-049828","fy":2021,"fp":"FY","form":"10-K","filed":"2022-02-23"},{"start":"2020-01-01","end":"2020-12-31","val":25169000,"accn":"0001193125-23-044711","fy":2022,"fp":"FY","form":"10-K","filed":"2023-02-22","frame":"CY2020"},{"start":"2021-01-01","end":"2021-04-04","val":4941000,"accn":"0001193125-21-154707","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-07"},{"start":"2021-01-01","end":"2021-04-04","val":4941000,"accn":"0001193125-22-143504","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-06","frame":"CY2021Q1"},{"start":"2021-01-01","end":"2021-07-04","val":-2628000,"accn":"0001193125-21-238886","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-06"},{"start":"2021-01-01","end":"2021-07-04","val":-2628000,"accn":"0001193125-22-213485","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-05"},{"start":"2021-01-01","end":"2021-10-03","val":-17406000,"accn":"0001193125-21-321554","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-05"},{"start":"2021-01-01","end":"2021-10-03","val":-17406000,"accn":"0001193125-22-277821","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-04"},{"start":"2021-01-01","end":"2021-12-31","val":-5604000,"accn":"0001193125-22-049828","fy":2021,"fp":"FY","form":"10-K","filed":"2022-02-23"},{"start":"2021-01-01","end":"2021-12-31","val":-5604000,"accn":"0001193125-23-044711","fy":2022,"fp":"FY","form":"10-K","filed":"2023-02-22"},{"start":"2021-01-01","end":"2021-12-31","val":-5604000,"accn":"0000950170-24-018701","fy":2023,"fp":"FY","form":"10-K","filed":"2024-02-22","frame":"CY2021"},{"start":"2022-01-01","end":"2022-04-03","val":-7611000,"accn":"0001193125-22-143504","fy":2022,"fp":"Q1","form":"10-Q","filed":"2022-05-06"},{"start":"2022-01-01","end":"2022-04-03","val":-7611000,"accn":"0001193125-23-136994","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-05","frame":"CY2022Q1"},{"start":"2022-01-01","end":"2022-07-03","val":10815000,"accn":"0001193125-22-213485","fy":2022,"fp":"Q2","form":"10-Q","filed":"2022-08-05"},{"start":"2022-01-01","end":"2022-07-03","val":10815000,"accn":"0001193125-23-203780","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-04"},{"start":"2022-01-01","end":"2022-10-02","val":-31370000,"accn":"0001193125-22-277821","fy":2022,"fp":"Q3","form":"10-Q","filed":"2022-11-04"},{"start":"2022-01-01","end":"2022-10-02","val":-31370000,"accn":"0000950170-23-058679","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-11-03"},{"start":"2022-01-01","end":"2022-12-31","val":-29834000,"accn":"0001193125-23-044711","fy":2022,"fp":"FY","form":"10-K","filed":"2023-02-22"},{"start":"2022-01-01","end":"2022-12-31","val":-29834000,"accn":"0000950170-24-018701","fy":2023,"fp":"FY","form":"10-K","filed":"2024-02-22"},{"start":"2022-01-01","end":"2022-12-31","val":-29834000,"accn":"0000950170-25-023784","fy":2024,"fp":"FY","form":"10-K","filed":"2025-02-20","frame":"CY2022"},{"start":"2023-01-01","end":"2023-04-02","val":12488000,"accn":"0001193125-23-136994","fy":2023,"fp":"Q1","form":"10-Q","filed":"2023-05-05"},{"start":"2023-01-01","end":"2023-04-02","val":12488000,"accn":"0000950170-24-052761","fy":2024,"fp":"Q1","form":"10-Q","filed":"2024-05-03","frame":"CY2023Q1"},{"start":"2023-01-01","end":"2023-07-02","val":-13614000,"accn":"0001193125-23-203780","fy":2023,"fp":"Q2","form":"10-Q","filed":"2023-08-04"},{"start":"2023-01-01","end":"2023-07-02","val":-13614000,"accn":"0000950170-24-089858","fy":2024,"fp":"Q2","form":"10-Q","filed":"2024-08-02"},{"start":"2023-01-01","end":"2023-10-01","val":-42683000,"accn":"0000950170-23-058679","fy":2023,"fp":"Q3","form":"10-Q","filed":"2023-11-03"},{"start":"2023-01-01","end":"2023-10-01","val":-42683000,"accn":"0000950170-24-119923","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-11-01"},{"start":"2023-01-01","end":"2023-12-31","val":-26921000,"accn":"0000950170-24-018701","fy":2023,"fp":"FY","form":"10-K","filed":"2024-02-22"},{"start":"2023-01-01","end":"2023-12-31","val":-26921000,"accn":"0000950170-25-023784","fy":2024,"fp":"FY","form":"10-K","filed":"2025-02-20"},{"start":"2023-01-01","end":"2023-12-31","val":-26921000,"accn":"0001193125-26-059002","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-19","frame":"CY2023"},{"start":"2024-01-01","end":"2024-03-31","val":3754000,"accn":"0000950170-24-052761","fy":2024,"fp":"Q1","form":"10-Q","filed":"2024-05-03"},{"start":"2024-01-01","end":"2024-03-31","val":3754000,"accn":"0000950170-25-062503","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-05-02","frame":"CY2024Q1"},{"start":"2024-01-01","end":"2024-06-30","val":2622000,"accn":"0000950170-24-089858","fy":2024,"fp":"Q2","form":"10-Q","filed":"2024-08-02"},{"start":"2024-01-01","end":"2024-06-30","val":2622000,"accn":"0000950170-25-101248","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-08-01"},{"start":"2024-01-01","end":"2024-09-29","val":-18898000,"accn":"0000950170-24-119923","fy":2024,"fp":"Q3","form":"10-Q","filed":"2024-11-01"},{"start":"2024-01-01","end":"2024-09-29","val":-18898000,"accn":"0001193125-25-258477","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-10-30"},{"start":"2024-01-01","end":"2024-12-31","val":-3602000,"accn":"0000950170-25-023784","fy":2024,"fp":"FY","form":"10-K","filed":"2025-02-20"},{"start":"2024-01-01","end":"2024-12-31","val":-3602000,"accn":"0001193125-26-059002","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-19","frame":"CY2024"},{"start":"2025-01-01","end":"2025-03-30","val":13040000,"accn":"0000950170-25-062503","fy":2025,"fp":"Q1","form":"10-Q","filed":"2025-05-02"},{"start":"2025-01-01","end":"2025-03-30","val":13040000,"accn":"0001193125-26-201058","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-01","frame":"CY2025Q1"},{"start":"2025-01-01","end":"2025-06-29","val":-19625000,"accn":"0000950170-25-101248","fy":2025,"fp":"Q2","form":"10-Q","filed":"2025-08-01"},{"start":"2025-01-01","end":"2025-06-29","val":-19625000,"accn":"0001193125-26-327715","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-07-31"},{"start":"2025-01-01","end":"2025-09-28","val":-19661000,"accn":"0001193125-25-258477","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-10-30"},{"start":"2025-01-01","end":"2025-12-31","val":15116000,"accn":"0001193125-26-059002","fy":2025,"fp":"FY","form":"10-K","filed":"2026-02-19","frame":"CY2025"},{"start":"2026-01-01","end":"2026-03-29","val":66276000,"accn":"0001193125-26-201058","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-01","frame":"CY2026Q1"},{"start":"2026-01-01","end":"2026-06-28","val":57992000,"accn":"0001193125-26-327715","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-07-31"}]}}