Segment Information - Adjusted OIBDA by Segment and Reconciliation to Net Earnings (Loss) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Adjusted OIBDA by Segment and Reconciliation to Net Earnings (Loss)
Stock-based compensation expense	$ (177)	$ (172)	$ (192)
Depreciation and amortization	(418)	(378)	(390)
Programming charges	(2,371)	0	0
Impairment charges	(83)	(27)	0
Restructuring and other corporate matters	31	(585)	(100)
Net gains on dispositions	0	56	2,343
Operating income (loss)	(451)	2,342	6,297
Interest expense	(920)	(931)	(986)
Interest income	137	108	53
Gain (loss) from investments	168	(9)	47
Gain (loss) on extinguishment of debt	29	(120)	(128)
Other items, net	(216)	(124)	(77)
Earnings (loss) from continuing operations before income taxes and equity in loss of investee companies	(1,253)	1,266	5,206
Benefit from (provision for) income taxes	361	(227)	(646)
Equity in loss of investee companies, net of tax	(360)	(204)	(91)
Net earnings (loss) from continuing operations	(1,252)	835	4,469
Net earnings from discontinued operations, net of tax	676	379	162
Net earnings (loss) (Paramount and noncontrolling interests)	(576)	1,214	4,631
Net earnings attributable to noncontrolling interests	(32)	(110)	(88)
Net earnings (loss) attributable to Paramount	(608)	1,104	4,543
Stock-based compensation expense	177	172	192
Restructuring and Other Corporate Matters
Adjusted OIBDA by Segment and Reconciliation to Net Earnings (Loss)
Stock-based compensation expense	(5)	(14)	(20)
Stock-based compensation expense	5	14	20
Operating Segments | TV Media
Adjusted OIBDA by Segment and Reconciliation to Net Earnings (Loss)
Adjusted OIBDA	4,791	5,451	5,892
Operating Segments | Direct-to-Consumer
Adjusted OIBDA by Segment and Reconciliation to Net Earnings (Loss)
Adjusted OIBDA	(1,663)	(1,819)	(992)
Operating Segments | Filmed Entertainment
Adjusted OIBDA by Segment and Reconciliation to Net Earnings (Loss)
Adjusted OIBDA	(119)	272	207
Corporate/Eliminations
Adjusted OIBDA by Segment and Reconciliation to Net Earnings (Loss)
Adjusted OIBDA	(447)	(470)	(491)
Segment Reconciling Items
Adjusted OIBDA by Segment and Reconciliation to Net Earnings (Loss)
Stock-based compensation expense	(172)	(158)	(172)
Depreciation and amortization	(418)	(378)	(390)
Programming charges	(2,371)	0	0
Impairment charges	(83)	(27)	0
Restructuring and other corporate matters	31	(585)	(100)
Net gains on dispositions	0	56	2,343
Stock-based compensation expense	172	158	172
Segment Reconciling Items | Restructuring and Other Corporate Matters
Adjusted OIBDA by Segment and Reconciliation to Net Earnings (Loss)
Stock-based compensation expense	(5)	(14)	(20)
Stock-based compensation expense	$ 5	$ 14	$ 20