Acquisitions Assets and Liabilities of Operations Classified as Held for Sale (Details) - USD ($) $ in Millions	Jun. 29, 2019	Sep. 29, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total Current Assets Classified as Held for Sale	$ 1,892	$ 0
Total Current Liabilities Classified as Held for Sale	293	$ 0
Discontinued Operations, Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash	591
Receivables and Other Current Assets	964
Television Costs and Advances	337
Total Current Assets Classified as Held for Sale	1,892
Film and Television Costs	1,704
Property and Equipment and Other Assets	69
Intangible Assets, Net	7,748
Goodwill	3,070
Total Assets Classified as Held for Sale	14,483
Accounts Payable and Other Accrued Liabilities	246
Current Portion of Borrowings	44
Deferred Revenue and Other	3
Total Current Liabilities Classified as Held for Sale	293
Borrowings	1,057
Other Long-term Liabilities	241
Redeemable Noncontrolling Interests	1,055
Total Liabilities Classified as Held for Sale	$ 2,646