v3.25.3
Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
 3 Months Ended
Sep. 27, 2025
Sep. 28, 2024
Changes in accumulated other comprehensive income (loss) by component    
Balance at the beginning of the period $ 1,134.7 $ 957.3
Other comprehensive gain, net 0.1 2.3
Balance at the end of the period 780.8 895.9
Unrealized loss on available-for-sale securities is presented net of tax   0.0
Total    
Changes in accumulated other comprehensive income (loss) by component    
Balance at the beginning of the period 9.0 9.3
Other comprehensive gain, net 0.1 2.3
Balance at the end of the period 9.1 11.6
Foreign Currency Translation Adjustments, Net of Tax    
Changes in accumulated other comprehensive income (loss) by component    
Balance at the beginning of the period 9.9 9.8
Other comprehensive gain, net (0.3) 0.0
Balance at the end of the period 9.6 9.8
Defined Benefit Obligations, Net of Tax    
Changes in accumulated other comprehensive income (loss) by component    
Balance at the beginning of the period (1.6) 0.7
Other comprehensive gain, net 0.0 0.0
Balance at the end of the period (1.6) 0.7
Unrealized Gain (Loss) on Available-for-sale Securities, Net of Tax    
Changes in accumulated other comprehensive income (loss) by component    
Balance at the beginning of the period 0.7 (1.2)
Other comprehensive gain, net 0.4 2.3
Balance at the end of the period $ 1.1 $ 1.1