v3.26.1
Property and Equipment, Net - Summary of Property, Plant and Equipment (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Property and Equipment [Line Items]    
Property and equipment $ 2,150.3 $ 2,126.6
Less: Accumulated depreciation 1,506.0 1,482.8
Property and equipment, net 644.3 643.8
Land    
Property and Equipment [Line Items]    
Property and equipment 110.3 110.4
Buildings    
Property and Equipment [Line Items]    
Property and equipment $ 49.5 $ 49.0
Buildings | Minimum    
Property and Equipment [Line Items]    
Property and equipment, useful life 15 years 15 years
Buildings | Maximum    
Property and Equipment [Line Items]    
Property and equipment, useful life 32 years 32 years
Advertising structures    
Property and Equipment [Line Items]    
Property and equipment $ 1,760.6 $ 1,743.4
Advertising structures | Minimum    
Property and Equipment [Line Items]    
Property and equipment, useful life 10 years 10 years
Advertising structures | Maximum    
Property and Equipment [Line Items]    
Property and equipment, useful life 20 years 20 years
Furniture, equipment and other    
Property and Equipment [Line Items]    
Property and equipment $ 201.7 $ 194.2
Furniture, equipment and other | Minimum    
Property and Equipment [Line Items]    
Property and equipment, useful life 3 years 3 years
Furniture, equipment and other | Maximum    
Property and Equipment [Line Items]    
Property and equipment, useful life 8 years 8 years
Construction in progress    
Property and Equipment [Line Items]    
Property and equipment $ 28.2 $ 29.6