Goodwill and Acquired Intangibles, Net - Schedule of Amortization of Intangibles (Details) - USD ($) $ in Millions	3 Months Ended
Sep. 26, 2026	Sep. 27, 2025
Finite-lived assets:
Total amortization of intangibles	$ 21.4	$ 35.2
Location, Statement of Income, Balance: us-gaap:CostOfGoodsAndServicesSold
Finite-lived assets:
Total amortization of intangibles	19.1	30.5
Location, Statement of Income, Balance: syna:AmortizationOfIntangibleAssetsIncludedInOperatingExpense
Finite-lived assets:
Total amortization of intangibles	$ 2.3	$ 4.7

Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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