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Segment, Customers, and Geographic Information - Net Revenue within Geographic Areas Based on Customers' Locations (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 29, 2025	Mar. 30, 2024	Mar. 29, 2025	Mar. 30, 2024
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	$ 266.6	$ 237.3	$ 791.5	$ 712.0
China/Hong Kong
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	113.3	102.2	353.2	314.6
Taiwan
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	86.1	54.7	227.6	141.1
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	29.1	47.7	110.9	157.2
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	18.9	14.2	42.0	36.2
South Korea
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	18.1	16.0	52.1	42.7
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	$ 1.1	$ 2.5	$ 5.7	$ 20.2

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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