CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net earnings (loss)	$ 527.0	$ (713.5)
Other comprehensive earnings (loss), net of taxes:
Foreign currency translation adjustments	(1,039.3)	701.3
Reclassification adjustments included in net earnings (loss)	(1.3)	(0.2)
Pension-related adjustments and other	14.2	(3.5)
Other comprehensive earnings (loss)	(1,026.4)	697.6
Comprehensive loss	(499.4)	(15.9)
Comprehensive earnings attributable to noncontrolling interests	(17.6)	(8.4)
Comprehensive loss attributable to Liberty Global shareholders	$ (517.0)	$ (24.3)