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Principles of Consolidation Principles of Consolidation - Additional Information (Details) - USD ($) $ in Millions	Nov. 30, 2022	Dec. 31, 2022	Oct. 01, 2022	May 13, 2019
Schedule of Equity Method Investments
Redeemable Noncontrolling Interests		$ 8,743	$ 9,499
Hulu LLC
Schedule of Equity Method Investments
Equity Method Investment, Ownership Percentage		67.00%
Hulu LLC \| Equity Interest Held by NBC Universal
Schedule of Equity Method Investments
Equity Method Investment, Ownership Percentage		33.00%
Redeemable Noncontrolling Interest, Equity, Redemption Value				$ 27,500
Redeemable Noncontrolling Interests		$ 8,700
BAMTech, LLC \| MLB
Schedule of Equity Method Investments
Equity Method Investment, Ownership Percentage			15.00%
Redeemable Noncontrolling Interest, Equity, Redemption Value	$ 900		$ 828
Net Income (Loss) Attributable to Redeemable Noncontrolling Interest	$ 72