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Goodwill and Intangible Assets - Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Apr. 01, 2023	Jun. 25, 2022
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 211,444	$ 212,299
Foreign currency translation	329	(1,405)
Goodwill, ending balance	211,773
Woburn
Goodwill [Roll Forward]
Goodwill, acquired during period		550
Probe Cards
Goodwill [Roll Forward]
Goodwill, beginning balance	178,424	178,424
Foreign currency translation	0	0
Goodwill, ending balance	178,424
Probe Cards | Woburn
Goodwill [Roll Forward]
Goodwill, acquired during period		0
Systems
Goodwill [Roll Forward]
Goodwill, beginning balance	33,020	33,875
Foreign currency translation	329	(1,405)
Goodwill, ending balance	$ 33,349
Systems | Woburn
Goodwill [Roll Forward]
Goodwill, acquired during period		$ 550

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB
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X

- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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-Publisher FASB
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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

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