Consolidated Statements of Stockholders' Equity - USD ($) shares in Millions, $ in Millions	Total	Preferred Stock	Class A and B Common Stock	Additional Paid-In Capital	Treasury Stock	Retained Earnings	Accumulated Other Comprehensive Loss	Total Paramount Stockholders’ Equity	Non-Controlling Interests
Beginning balance, preferred stock (in shares) at Dec. 31, 2020		0
Beginning balance at Dec. 31, 2020	$ 16,056	$ 0	$ 1	$ 29,785	$ (22,958)	$ 10,375	$ (1,832)	$ 15,371	$ 685
Beginning balance, common stock (in shares) at Dec. 31, 2020			617
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation activity (in shares)			11
Stock-based compensation activity	493			493				493
Stock issuances (in shares)		10	20
Stock issuances	2,655			2,655				2,655
Preferred stock dividends	(44)					(44)		(44)
Common stock dividends	(625)					(625)		(625)
Noncontrolling interests	(125)			(15)		94		79	(204)
Net earnings (loss)	4,631					4,543		4,543	88
Other comprehensive income (loss)	(71)						(70)	(70)	(1)
Ending balance, preferred stock (in shares) at Dec. 31, 2021		10
Ending balance at Dec. 31, 2021	22,970	$ 0	$ 1	32,918	(22,958)	14,343	(1,902)	22,402	568
Ending balance, common stock (in shares) at Dec. 31, 2021			648
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation activity (in shares)			2
Stock-based compensation activity	145			145				145
Preferred stock dividends	(58)					(58)		(58)
Common stock dividends	(635)					(635)		(635)
Noncontrolling interests	(120)					(17)		(17)	(103)
Net earnings (loss)	1,214					1,104		1,104	110
Other comprehensive income (loss)	90						95	95	(5)
Ending balance, preferred stock (in shares) at Dec. 31, 2022		10
Ending balance at Dec. 31, 2022	23,606	$ 0	$ 1	33,063	(22,958)	14,737	(1,807)	23,036	570
Ending balance, common stock (in shares) at Dec. 31, 2022			650
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation activity (in shares)			3
Stock-based compensation activity and other	166			147		19		166
Preferred stock dividends	(58)					(58)		(58)
Common stock dividends	(261)					(261)		(261)
Noncontrolling interests	(81)								(81)
Net earnings (loss)	(576)					(608)		(608)	32
Other comprehensive income (loss)	254						251	251	3
Ending balance, preferred stock (in shares) at Dec. 31, 2023		10
Ending balance at Dec. 31, 2023	$ 23,050	$ 0	$ 1	$ 33,210	$ (22,958)	$ 13,829	$ (1,556)	$ 22,526	$ 524
Ending balance, common stock (in shares) at Dec. 31, 2023			653