v3.25.4
Equity - Narrative (Details)
shares in Millions, $ in Millions, ₡ in Billions
 12 Months Ended
Feb. 18, 2026
USD ($)
Jan. 29, 2027
USD ($)
Rate
Jan. 29, 2027
CRC (₡)
Rate
Dec. 31, 2025
USD ($)
$ / shares
vote
shares
Dec. 31, 2024
USD ($)
Jan. 30, 2026
Rate
Class of Stock [Line Items]            
Stock repurchased program, remaining authorized repurchase amount       $ 200.0    
Capped call option contracts included in additional paid-in capital       0.5 $ 14.6  
Liberty Costa Rica | Subsequent Event | Payment One            
Class of Stock [Line Items]            
Payments to acquire equity method investments $ 53.0          
Liberty Costa Rica | Forecast | Subsequent Event            
Class of Stock [Line Items]            
Ownership interest percentage           8.50%
Payments to acquire equity method investments   $ 84.0        
Percent of payments due at closing | Rate           62.50%
Percent of payments due after closing | Rate   37.50% 37.50%      
Liberty Costa Rica | Forecast | Subsequent Event | Payment One            
Class of Stock [Line Items]            
Payments to acquire equity method investments   $ 44.0 ₡ 22      
Liberty Costa Rica | Forecast | Subsequent Event | Payment Two            
Class of Stock [Line Items]            
Payments to acquire equity method investments   $ 40.0        
Additional paid-in capital            
Class of Stock [Line Items]            
Capped call option contracts included in additional paid-in capital       $ (4.7) 14.6  
Class A            
Class of Stock [Line Items]            
Number of votes per share | vote       1    
Capped call premium payment         1.7  
Class B            
Class of Stock [Line Items]            
Number of votes per share | vote       10    
Conversion ratio       1    
Class C            
Class of Stock [Line Items]            
Number of votes per share | vote       0    
Number of votes per share when required by law | $ / shares       0.01    
Capped call premium payment         $ 4.3  
Common Class A And Common Class C            
Class of Stock [Line Items]            
Treasury stock, acquired (in shares) | shares       0.6