Segment Information - Operating Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting Information [Line Items]
Stock-based compensation			$ (127)	$ (154)
Depreciation and amortization	$ (92)	$ (95)	(282)	(289)
Restructuring and other corporate matters	(169)	(46)	(276)	(81)
Net gain on dispositions	41	0	56	116
Operating income	566	879	2,160	3,633
Interest expense	(231)	(243)	(701)	(745)
Interest income	33	11	73	37
Net gains (losses) from investments	(9)	(5)	(9)	47
Loss on extinguishment of debt	0	0	(120)	(128)
Other items, net	(36)	(26)	(91)	(55)
Earnings from continuing operations before income taxes and equity in loss of investee companies	323	616	1,312	2,789
Provision for income taxes	(101)	(120)	(264)	(312)
Equity in loss of investee companies, net of tax	(58)	(18)	(124)	(80)
Net earnings from continuing operations	164	478	924	2,397
Net earnings from discontinued operations, net of tax	78	73	181	126
Net earnings (Paramount and noncontrolling interests)	242	551	1,105	2,523
Net earnings attributable to noncontrolling interests	(11)	(13)	(22)	(38)
Net earnings attributable to Paramount	231	538	1,083	2,485
Operating Segments | TV Media
Segment Reporting Information [Line Items]
Adjusted OIBDA	1,231	1,385	4,155	4,654
Operating Segments | Direct-to-Consumer
Segment Reporting Information [Line Items]
Adjusted OIBDA	(343)	(198)	(1,244)	(490)
Operating Segments | Filmed Entertainment
Segment Reporting Information [Line Items]
Adjusted OIBDA	41	(24)	185	207
Corporate/Eliminations
Segment Reporting Information [Line Items]
Adjusted OIBDA	(104)	(111)	(320)	(351)
Segment Reconciling Items
Segment Reporting Information [Line Items]
Stock-based compensation	(39)	(32)	(114)	(133)
Depreciation and amortization	(92)	(95)	(282)	(289)
Restructuring and other corporate matters	(169)	(46)	(276)	(81)
Net gain on dispositions	41	0	56	116
Segment Reconciling Items | Restructuring and Other Corporate Matters
Segment Reporting Information [Line Items]
Stock-based compensation	$ (11)	$ (21)	$ (13)	$ (21)