CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income Statement [Abstract]
Revenue (notes 3, 4 and 15)	$ 1,945.1	$ 1,868.4
Operating costs and expenses (exclusive of depreciation and amortization, shown separately below):
Programming and other direct costs of services (note 9)	672.1	570.7
Other operating (notes 9 and 12)	308.6	301.6
Selling, general and administrative (SG&A) (notes 9 and 12)	427.6	415.4
Depreciation and amortization	480.7	526.9
Impairment, restructuring and other operating items, net (note 9)	33.5	16.4
Operating costs and expenses	1,922.5	1,831.0
Operating income	22.6	37.4
Non-operating income (expense):
Interest expense	(253.5)	(200.9)
Realized and unrealized gains (losses) on derivative instruments, net (note 5)	565.3	(34.4)
Foreign currency transaction gains (losses), net	69.1	(302.9)
Realized and unrealized gains (losses) due to changes in fair values of certain investments, net (notes 4 and 6)	114.9	(5.5)
Share of results of affiliates, net (note 4)	(8.0)	(238.6)
Other income, net	43.5	43.9
Non-operating income (expense)	531.3	(738.4)
Earnings (loss) before income taxes	553.9	(701.0)
Income tax expense (note 10)	(26.9)	(12.5)
Net earnings (loss)	527.0	(713.5)
Net earnings attributable to noncontrolling interests	(17.0)	(7.9)
Net earnings (loss) attributable to Liberty Global shareholders	$ 510.0	$ (721.4)
Basic earnings (loss) attributable to Liberty Global shareholders per share (in USD per share)	$ 1.35	$ (1.59)
Diluted earnings (loss) attributable to Liberty Global shareholders per share (in USD per share)	$ 1.32	$ (1.59)