v3.26.1
Business Combination - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Nov. 14, 2025
Jul. 02, 2026
Jun. 26, 2025
Jul. 02, 2026
Jun. 26, 2025
Business Combination [Line Items]          
Network operating costs   $ 3.7 $ 3.2 $ 7.7 $ 6.2
Selling and marketing costs   9.6 9.8 19.2 20.4
Administrative and other costs   10.8 $ 10.6 24.1 $ 23.5
Spotlight Cinema Networks          
Business Combination [Line Items]          
Acquired business contributed revenue   2.4   4.0  
Acquired business contributed earnings   0.6   0.0  
Spotlight Cinema Networks | Transitional Agreements          
Business Combination [Line Items]          
Network operating costs   0.0   0.1  
Selling and marketing costs   0.0   0.0  
Administrative and other costs   0.1   0.2  
MIPA | Spotlight Cinema Networks          
Business Combination [Line Items]          
Percentage of common membership units outstanding 100.00%        
Undiscounted maximum amount of contingent consideration $ 1.6        
Increase in contingently returnable consideration   $ 0.1   $ 0.1