Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details) - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Product Information [Line Items]
Film development costs, expense period	3 years
Allowance for credit losses	$ 120	$ 111
Provision for doubtful accounts	$ 26	40	$ 8
Lease renewal term (up to)	10 years
Advertising expenses	$ 2,900	$ 2,690	$ 2,140
Stock Options and RSUs
Product Information [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)	19	11	6
Mandatory Convertible Preferred Stock
Product Information [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)	10	10
Mandatory Convertible Preferred Stock
Product Information [Line Items]
Preferred stock, percentage	5.75%	5.75%
Minimum
Product Information [Line Items]
Finite-lived intangible asset useful life	5 years
Maximum
Product Information [Line Items]
Finite-lived intangible asset useful life	40 years
Remaining lease term term	15 years
Internally-Produced Television and Film Programming
Product Information [Line Items]
Period revenue is earned	10 years
Internally-Produced Television and Film Programming, Still In Production
Product Information [Line Items]
Period revenue is earned	5 years
Feature Film
Product Information [Line Items]
Period revenue is earned	10 years
Television and Film Libraries, Acquired
Product Information [Line Items]
Period revenue is earned	20 years
Television Licensing | Minimum
Product Information [Line Items]
Collection terms for agreements to license programming	1 year
Television Licensing | Maximum
Product Information [Line Items]
Collection terms for agreements to license programming	5 years
Other current assets
Product Information [Line Items]
Production tax incentives receivable	$ 500
Other assets
Product Information [Line Items]
Production tax incentives receivable	1,200
Other current liabilities
Product Information [Line Items]
Reserves for sales returns and allowances	$ 40	$ 70