v3.26.1
Share-based Compensation (Awards Outstanding and Exercisable) (Details)
Jun. 30, 2026
$ / shares
shares
Held by Liberty Global employees | Options and SARs | Class A  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Options outstanding (in shares) 34,469,992
Options outstanding, weighted average exercise or base price (in dollars per shares) | $ / shares $ 13.72
Options exercisable (in shares) 32,458,430
Options exercisable, weighted average exercise price or base price (in dollars per shares) | $ / shares $ 13.96
Held by Liberty Global employees | Options and SARs | Class C  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Options outstanding (in shares) 79,719,558
Options outstanding, weighted average exercise or base price (in dollars per shares) | $ / shares $ 13.88
Options exercisable (in shares) 76,960,071
Options exercisable, weighted average exercise price or base price (in dollars per shares) | $ / shares $ 14.01
Held by Liberty Global employees | RSUs | Class A  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 5,385,105
Held by Liberty Global employees | RSUs | Class B  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 519,268
Held by Liberty Global employees | RSUs | Class C  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 5,696,016
Held by Liberty Global employees | PSUs | Class A  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 6,620,524
Held by Liberty Global employees | PSUs | Class B  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 649,086
Held by Liberty Global employees | PSUs | Class C  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 8,418,934
Held by former Liberty Global employees | Options and SARs | Class A  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Options outstanding (in shares) 2,217,537
Options outstanding, weighted average exercise or base price (in dollars per shares) | $ / shares $ 15.43
Options exercisable (in shares) 2,216,271
Options exercisable, weighted average exercise price or base price (in dollars per shares) | $ / shares $ 15.44
Held by former Liberty Global employees | Options and SARs | Class C  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Options outstanding (in shares) 4,370,561
Options outstanding, weighted average exercise or base price (in dollars per shares) | $ / shares $ 15.45
Options exercisable (in shares) 4,368,051
Options exercisable, weighted average exercise price or base price (in dollars per shares) | $ / shares $ 15.45
Held by former Liberty Global employees | RSUs | Class A  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 6,610
Held by former Liberty Global employees | RSUs | Class B  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 0
Held by former Liberty Global employees | RSUs | Class C  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 7,221
Held by former Liberty Global employees | PSUs | Class A  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 1,812
Held by former Liberty Global employees | PSUs | Class B  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 0
Held by former Liberty Global employees | PSUs | Class C  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Other than options outstanding (in shares) 1,812