v3.26.1
Cash, Cash Equivalents and Short-Term Investments (Details) - USD ($)
$ in Millions
 12 Months Ended
Jun. 27, 2026
Jun. 28, 2025
Certificates of deposit    
Cash and Cash Equivalents [Line Items]    
Amortized Cost $ 0.0 $ 61.0
Gross unrealized gain/(loss) 0.0 0.0
Fair Value 0.0 61.0
Cash    
Cash and Cash Equivalents [Line Items]    
Amortized Cost 390.7 360.7
Gross unrealized gain/(loss) 0.0 0.0
Fair Value 390.7 360.7
Money market funds    
Cash and Cash Equivalents [Line Items]    
Amortized Cost 0.0 16.7
Gross unrealized gain/(loss) 0.0 0.0
Fair Value 0.0 16.7
Certificates of deposit    
Cash and Cash Equivalents [Line Items]    
Amortized Cost 51.8 14.1
Gross unrealized gain/(loss) 0.0 0.0
Fair Value 51.8 14.1
Total cash and cash equivalents    
Cash and Cash Equivalents [Line Items]    
Amortized Cost 442.5 391.5
Gross unrealized gain/(loss) 0.0 0.0
Fair Value $ 442.5 $ 391.5