Condensed Consolidating Financial Information Condensed Consolidating Statements of Cash Flows (Details) - USD ($) $ in Millions	6 Months Ended
Mar. 30, 2019	Mar. 31, 2018
Condensed Cash Flow Statements, Captions [Line Items]
Cash provided by operations - continuing operations	$ 6,014	$ 6,763
Investments in parks, resorts and other property	(2,390)	(2,044)
Acquisitions	(9,901)	(1,581)
Intercompany investing activities, net	0	0
Other	(392)	(180)
Cash used in investing activities - continuing operations	(12,683)	(3,805)
Commercial paper borrowings/(payments), net	376	1,372
Borrowings	31,145	1,048
Reduction of borrowings	(17,398)	(1,350)
Dividends	(1,310)	(1,266)
Repurchases of common stock	0	(2,608)
Intercompany financing and other, net	0	0
Proceeds from exercise of stock options	83	91
Other	(200)	(169)
Cash used in financing activities - continuing operations	12,696	(2,882)
Cash provided by (used in) discontinued operations	(35)
Impact of Exchange Rate on Cash, Cash Equivalents and Restricted Cash	75	55
Change in Cash, Cash Equivalents and Restricted Cash	6,067	131
Cash, Cash Equivalents and Restricted Cash, Beginning of Period	4,155	4,064
Cash, Cash Equivalents and Restricted Cash, End of Period	10,222	4,195
Reclassifications & Eliminations
Condensed Cash Flow Statements, Captions [Line Items]
Cash provided by operations - continuing operations	(160)	(26)
Investments in parks, resorts and other property	0	0
Acquisitions	0	0
Intercompany investing activities, net	(22,900)	1,581
Other	0	0
Cash used in investing activities - continuing operations	(22,900)	1,581
Commercial paper borrowings/(payments), net	0	0
Borrowings	0	0
Reduction of borrowings	0	0
Dividends	0	26
Repurchases of common stock	0	0
Intercompany financing and other, net	23,060	(1,581)
Proceeds from exercise of stock options	0	0
Other	0	0
Cash used in financing activities - continuing operations	23,060	(1,555)
Cash provided by (used in) discontinued operations	0
Impact of Exchange Rate on Cash, Cash Equivalents and Restricted Cash	0	0
Change in Cash, Cash Equivalents and Restricted Cash	0	0
Cash, Cash Equivalents and Restricted Cash, Beginning of Period	0	0
Cash, Cash Equivalents and Restricted Cash, End of Period	0	0
TWDC
Condensed Cash Flow Statements, Captions [Line Items]
Cash provided by operations - continuing operations	534	0
Investments in parks, resorts and other property	0	0
Acquisitions	(35,702)	0
Intercompany investing activities, net	22,900	0
Other	0	0
Cash used in investing activities - continuing operations	(12,802)	0
Commercial paper borrowings/(payments), net	1,387	0
Borrowings	31,100	0
Reduction of borrowings	(16,100)	0
Dividends	0	0
Repurchases of common stock	0	0
Intercompany financing and other, net	14	0
Proceeds from exercise of stock options	0	0
Other	0	0
Cash used in financing activities - continuing operations	16,401	0
Cash provided by (used in) discontinued operations	0
Impact of Exchange Rate on Cash, Cash Equivalents and Restricted Cash	0	0
Change in Cash, Cash Equivalents and Restricted Cash	4,133	0
Cash, Cash Equivalents and Restricted Cash, Beginning of Period	0	0
Cash, Cash Equivalents and Restricted Cash, End of Period	4,133	0
Legacy Disney
Condensed Cash Flow Statements, Captions [Line Items]
Cash provided by operations - continuing operations	(763)	507
Investments in parks, resorts and other property	0	(17)
Acquisitions	0	0
Intercompany investing activities, net	0	(1,581)
Other	0	0
Cash used in investing activities - continuing operations	0	(1,598)
Commercial paper borrowings/(payments), net	(1,009)	1,372
Borrowings	0	997
Reduction of borrowings	(1,250)	(1,300)
Dividends	(1,310)	(1,266)
Repurchases of common stock	0	(2,608)
Intercompany financing and other, net	3,134	4,297
Proceeds from exercise of stock options	83	91
Other	(241)	(159)
Cash used in financing activities - continuing operations	(593)	1,424
Cash provided by (used in) discontinued operations	0
Impact of Exchange Rate on Cash, Cash Equivalents and Restricted Cash	0	0
Change in Cash, Cash Equivalents and Restricted Cash	(1,356)	333
Cash, Cash Equivalents and Restricted Cash, Beginning of Period	1,367	693
Cash, Cash Equivalents and Restricted Cash, End of Period	11	1,026
Non-Guarantor Subsidiaries
Condensed Cash Flow Statements, Captions [Line Items]
Cash provided by operations - continuing operations	6,403	6,282
Investments in parks, resorts and other property	(2,390)	(2,027)
Acquisitions	25,801	(1,581)
Intercompany investing activities, net	0	0
Other	(392)	(180)
Cash used in investing activities - continuing operations	23,019	(3,788)
Commercial paper borrowings/(payments), net	(2)	0
Borrowings	45	51
Reduction of borrowings	(48)	(50)
Dividends	0	(26)
Repurchases of common stock	0	0
Intercompany financing and other, net	(26,208)	(2,716)
Proceeds from exercise of stock options	0	0
Other	41	(10)
Cash used in financing activities - continuing operations	(26,172)	(2,751)
Cash provided by (used in) discontinued operations	(35)
Impact of Exchange Rate on Cash, Cash Equivalents and Restricted Cash	75	55
Change in Cash, Cash Equivalents and Restricted Cash	3,290	(202)
Cash, Cash Equivalents and Restricted Cash, Beginning of Period	2,788	3,371
Cash, Cash Equivalents and Restricted Cash, End of Period	$ 6,078	$ 3,169

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