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v3.24.1.u1

Debt (Tables) | 3 Months Ended
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Mar. 31, 2024
Schedule of Interest Expense on Teradyne's Senior Notes | The interest expense on Teradyne's senior notes for three months ended April 2, 2023 was as follows:
|  | For the Three Months Ended |
|  | March 31, 2024 |  |  | April 2, 2023 |
|  | (in thousands) |
Contractual interest expense on the coupon |  | $ | — |  |  | $ | 138 |
Amortization of debt issuance fees recognized as interest expense |  |  | — |  |  |  | 113 |
Total interest expense on the convertible debt |  | $ | — |  |  | $ | 251 |

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- Definition Tabular disclosure of convertible debt instrument. Includes, but is not limited to, principal amount and amortized premium or discount. + References No definition available. + Details
Name: | us-gaap_ConvertibleDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration