v3.26.1
Earnings Per Share - Computation of Basic and Diluted Net Income Per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
12 Months Ended
Jun. 27, 2026
Jun. 28, 2025
Jun. 29, 2024
Aug. 20, 2025
Mar. 06, 2023
Mar. 03, 2017
Numerator:            
Net (loss) income $ (30.4) $ 34.8 $ (25.8)      
Weighted-average shares outstanding:            
Basic (in shares) 229.5 222.5 222.6      
Effect of dilutive securities from stock-based compensation plans (in shares) 0.0 3.2 0.0      
Diluted (in shares) 229.5 225.7 222.6      
Net (loss) income per share:            
Basic (usd per share) $ (0.13) $ 0.16 $ (0.12)      
Diluted (usd per share) $ (0.13) $ 0.15 $ (0.12)      
1.00% Senior Convertible Notes | Convertible Debt            
Debt Instrument [Line Items]            
Interest rate on senior convertible notes 1.00%       1.00% 1.00%
Initial conversion price (usd per share) $ 13.22          
1.625% Senior Convertible Notes | Convertible Debt            
Debt Instrument [Line Items]            
Interest rate on senior convertible notes 1.625%          
Initial conversion price (usd per share) $ 13.19          
0.625% Senior Convertible Notes | Convertible Debt            
Debt Instrument [Line Items]            
Interest rate on senior convertible notes 0.625%     0.625%    
Initial conversion price (usd per share) $ 13.79     $ 13.79