Condensed Consolidated Statements of Equity (unaudited) - USD ($) $ in Millions	Total	Total Liberty Global shareholders	Ordinary shares Class A	Ordinary shares Class B	Ordinary shares Class C	Additional paid-in capital	Accumulated earnings	Accumulated other comprehensive earnings, net of taxes	Treasury shares, at cost	Non-controlling interests
Beginning balance at Dec. 31, 2021	$ 25,598.0	$ 25,934.9	$ 1.8	$ 0.1	$ 3.4	$ 3,893.0	$ 18,144.5	$ 3,892.2	$ (0.1)	$ (336.9)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings (loss)	1,110.3	1,038.3					1,038.3			72.0
Other comprehensive earnings (loss)	(1,217.8)	(1,218.3)						(1,218.3)		0.5
Repurchases and cancellations of Liberty Global ordinary shares (note 12)	(496.1)	(496.1)			(0.2)	(495.9)
Share-based compensation (note 13)	50.5	50.5				50.5
Repurchases by Telenet of its outstanding shares	(24.9)	(28.0)				(28.0)				3.1
Adjustments due to changes in subsidiaries’ equity and other, net	(12.9)	(13.5)				(13.5)				0.6
Ending balance at Mar. 31, 2022	25,007.1	25,267.8	1.8	0.1	3.2	3,406.1	19,182.8	2,673.9	(0.1)	(260.7)
Beginning balance at Dec. 31, 2022	22,573.4	22,436.4	1.8	0.1	2.7	2,300.8	19,617.7	513.4	(0.1)	137.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings (loss)	(713.5)	(721.4)					(721.4)			7.9
Other comprehensive earnings (loss)	697.6	697.1						697.1		0.5
Repurchases and cancellations of Liberty Global ordinary shares (note 12)	(236.8)	(236.8)			(0.1)	(236.7)
Share-based compensation (note 13)	34.9	34.9				34.9
Adjustments due to changes in subsidiaries’ equity and other, net	13.9	12.2				12.2				1.7
Ending balance at Mar. 31, 2023	$ 22,369.5	$ 22,222.4	$ 1.8	$ 0.1	$ 2.6	$ 2,111.2	$ 18,896.3	$ 1,210.5	$ (0.1)	$ 147.1