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Financial Statement Details - Accumulated Other Comprehensive Income (Details) - USD ($)
$ in Millions
6 Months Ended
Dec. 26, 2021
Dec. 27, 2020
Jun. 27, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]      
Net unrealized gain on available-for-sale securities $ (1.7)   $ 2.7
Unrealized gain (loss) on available-for-sale securities $ (2.4) $ (2.4)