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Acquisitions and Divestitures - Verizon Media (Details) - USD ($) $ in Millions			3 Months Ended
	Sep. 01, 2021	May 02, 2021	Mar. 31, 2021	Mar. 31, 2022	Sep. 28, 2021
Media Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue from contract with customer			$ 1,900
Media Business \| Common Limited Partnership Units
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership interest after disposal	10.00%
Media Business \| Apollo Global Management Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash consideration	$ 4,300	$ 4,300
Administrative services support period	12 months
Technical services support period	18 months
Media Business \| Apollo Global Management Inc. \| Preferred Limited Partnership Units
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration, limited partnership units	$ 496	$ 750		$ 396
Limited partnership units redeemed					$ 100
Media Business \| Apollo Global Management Inc. \| Common Limited Partnership Units
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration, limited partnership units	$ 124
Ownership interest after disposal		10.00%