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v3.22.2.2

Retirement Plans (Tables) | 9 Months Ended
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Oct. 02, 2022
Defined Benefit Pension Plans |
Net Periodic Pension and Postretirement Benefit Costs | For the three and nine months ended October 2, 2022 and October 3, 2021, Teradyne’s net periodic pension cost was comprised of the following:
|  | For the Three Months Ended |
|  | October 2, 2022 |  |  | October 3, 2021 |
|  | United States |  |  | Foreign |  |  | United States |  |  | Foreign |
|  | (in thousands) |
Service cost |  | $ | 397 |  |  | $ | 153 |  |  | $ | 452 |  |  | $ | 240 |
Interest cost |  |  | 1,222 |  |  |  | 96 |  |  |  | 1,098 |  |  |  | 86 |
Expected return on plan assets |  |  | (732 | ) |  |  | (16 | ) |  |  | (936 | ) |  |  | (17 | )
Total net periodic pension cost |  | $ | 887 |  |  | $ | 233 |  |  | $ | 614 |  |  | $ | 309 |
|  | For the Nine Months Ended |
|  | October 2, 2022 |  |  | October 3, 2021 |
|  | United States |  |  | Foreign |  |  | United States |  |  | Foreign |
|  | (in thousands) |
Service cost |  | $ | 1,191 |  |  | $ | 539 |  |  | $ | 1,357 |  |  | $ | 720 |
Interest cost |  |  | 3,665 |  |  |  | 333 |  |  |  | 3,295 |  |  |  | 257 |
Expected return on plan assets |  |  | (2,195 | ) |  |  | (54 | ) |  |  | (2,809 | ) |  |  | (50 | )
Net actuarial gain |  |  | (45 | ) |  |  | — |  |  |  | (400 | ) |  |  | — |
Total net periodic pension cost |  | $ | 2,616 |  |  | $ | 818 |  |  | $ | 1,443 |  |  | $ | 927 |
Postretirement Benefit Plans |
Net Periodic Pension and Postretirement Benefit Costs | For the three and nine months ended October 2, 2022 and October 3, 2021, Teradyne’s net periodic postretirement benefit cost (credit) was comprised of the following:
|  | For the Three Months Ended |  |  | For the Nine Months Ended |
|  | October 2, 2022 |  |  | October 3, 2021 |  |  | October 2, 2022 |  |  | October 3, 2021 |
|  | (in thousands) |
Service cost |  | $ | 16 |  |  | $ | 16 |  |  | $ | 48 |  |  | $ | 48 |
Interest cost |  |  | 44 |  |  |  | 43 |  |  |  | 132 |  |  |  | 128 |
Amortization of prior service credit |  |  | (2 | ) |  |  | (2 | ) |  |  | (7 | ) |  |  | (7 | )
Net actuarial loss (gain) |  |  | — |  |  |  | — |  |  |  | 54 |  |  |  | (228 | )
Total net periodic postretirement benefit cost (credit) |  | $ | 58 |  |  | $ | 57 |  |  | $ | 227 |  |  | $ | (59 | )

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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