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Goodwill and Intangible Assets
 12 Months Ended
Dec. 28, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets Goodwill and Intangible Assets
Goodwill
Goodwill by reportable segment was as follows (in thousands):
Probe CardsSystemsTotal
Goodwill, as of December 31, 2022$178,424 $33,020 $211,444 
Reduction - FRT divestiture— (10,660)(10,660)
Foreign currency translation— 306 306 
Goodwill, as of December 30, 2023178,424 22,666 201,090 
Reduction - China divestiture(1,055)(62)(1,117)
Foreign currency translation— (802)(802)
Goodwill, as of December 28, 2024$177,369 $21,802 $199,171 

Intangible Assets
Intangible assets were as follows (in thousands):
December 28, 2024December 30, 2023
Other Intangible Assets GrossAccumulated AmortizationNetGrossAccumulated AmortizationNet
Existing developed technologies $159,360 $149,631 $9,729 $159,593 $148,445 $11,148 
Trade name7,736 7,700 36 7,808 7,728 80 
Customer relationships47,831 47,241 590 48,022 46,712 1,310 
In-process research and development— — — 400 — 400 
$214,927 $204,572 $10,355 $215,823 $202,885 $12,938 

During fiscal 2024, $0.4 million of in-process research and development assets were transferred to definite-lived intangible assets.

Amortization expense was included in our Consolidated Statements of Income as follows (in thousands):
Fiscal Year Ended
December 28,
2024		December 30,
2023		December 31,
2022
Cost of revenues$1,818 $3,081 $3,225 
Selling, general and administrative764 3,769 6,166 
$2,582 $6,850 $9,391 

The estimated future amortization of definite-lived intangible assets, is as follows (in thousands):
Fiscal YearAmount
2025$2,463 
20261,763 
20271,741 
20281,630 
20291,630 
Thereafter1,128 
Total$10,355 
We did not record any impairment of intangible assets in fiscal 2024, 2023 and 2022.