Consolidated Statement of Equity - USD ($) $ in Millions	Series C common stock Common stock	Additional paid-in capital	Accumulated other comprehensive earnings	Retained earnings (accumulated deficit)	Noncontrolling interest in equity of subsidiaries	Total
Balance at Dec. 31, 2018	$ 2	$ 7,938	$ 7	$ 2,651		$ 10,598
Increase (Decrease) in Stockholders' Equity
Net earnings (loss)				117		117
Other comprehensive earnings (loss), net of taxes			1			1
Stock-based compensation		10				10
Issuance of common stock upon exercise of stock options		5				5
Payment to former parent under tax sharing agreement related to net settlement of Awards		(50)				(50)
Noncontrolling interest activity at Charter and other		(13)				(13)
Balance at Dec. 31, 2019	2	7,890	8	2,768		10,668
Increase (Decrease) in Stockholders' Equity
Net earnings (loss)				398		398
Other comprehensive earnings (loss), net of taxes			7			7
Stock-based compensation		9				9
Withholding taxes on net share settlements of stock-based compensation		(2)				(2)
Liberty Broadband stock repurchases		(597)				(597)
Net impact of GCI Liberty, Inc. acquisition		3,060			$ 12	3,072
Noncontrolling interest activity at Charter and other		(40)				(40)
Balance at Dec. 31, 2020	2	10,320	15	3,166	12	13,515
Increase (Decrease) in Stockholders' Equity
Net earnings (loss)				732		732
Other comprehensive earnings (loss), net of taxes			(1)			(1)
Stock-based compensation		41				41
Issuance of common stock upon exercise of stock options		2				2
Withholding taxes on net share settlements of stock-based compensation		(11)				(11)
Liberty Broadband stock repurchases	(1)	(4,271)				(4,272)
Noncontrolling interest activity at Charter and other		133				133
Balance at Dec. 31, 2021	$ 1	$ 6,214	$ 14	$ 3,898	$ 12	$ 10,139