Share-based Compensation (Schedule of Stock-Based Compensation) (Details) € in Millions, $ in Millions			1 Months Ended	3 Months Ended		12 Months Ended
	Nov. 07, 2023 USD ($)	Oct. 13, 2023	Apr. 30, 2023	Dec. 31, 2023 USD ($)	Dec. 31, 2023 EUR (€)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense						$ 169.4	$ 168.3	$ 204.8
Total compensation expense not yet recognized						$ 152.8
Percent of annual inventive compensation						100.00%
SARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incremental share based compensation expense								25.9
Other operating expenses
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense						$ 12.6	17.8	11.3
SG&A expenses
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense						156.8	150.5	193.5
Liberty Global Plc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense						165.4	162.2	171.5
Non-performance based incentive awards \| Liberty Global Plc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense						83.5	113.9	137.7
Performance-based incentive awards \| Liberty Global Plc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense						46.9	18.6	6.9
Other \| Liberty Global Plc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense						35.0	29.7	26.9
Telenet share-based incentive awards \| Telenet
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense						0.0	0.0	27.7
Other
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense						$ 4.0	$ 6.1	$ 5.6
Telenet Replacement Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense	$ 50.0
Award conversion ratio		0.5
Accelerated cost	8.5
Total compensation expense not yet recognized	$ 41.5
Liberty Global 2014 Incentive Plans
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period			7 years			10 years
ESOP 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense				$ 8.2	€ 7.6
ESOP 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense				$ 8.2	€ 7.6

Liberty Global Ltd. 10-K