International Theme Parks Impact of Consolidating Balance Sheets of International Theme Parks - Asia International Theme Parks (Details) - USD ($) $ in Millions		Sep. 29, 2018	Sep. 30, 2017
Schedule of Condensed Consolidating Balance Sheets - Asia International Theme Parks [Line Items]
Total assets	[1]	$ 98,598	$ 95,789
Parks, resorts and other property		29,540	28,406
Asia International Theme Parks
Schedule of Condensed Consolidating Balance Sheets - Asia International Theme Parks [Line Items]
Total assets		8,000	8,000
Parks, resorts and other property		7,000	7,000
Total liabilities		$ 2,000	$ 2,000

[1] Identifiable assets include amounts associated with equity method investments, goodwill and intangible assets. Equity method investments by segment are as follows: 2018 2017Media Networks$2,750 $2,998Parks and Resorts1 70Studio Entertainment1 1Consumer Products & Interactive Media— —Corporate16 18 $2,768 $3,087Goodwill and intangible assets by segment are as follows: 2018 2017Media Networks$21,417 $18,346Parks and Resorts388 391Studio Entertainment8,644 8,360Consumer Products & Interactive Media7,502 7,594Corporate130 130Unallocated Goodwill— 3,600 $38,081 $38,421