Impact of Consolidating Balance Sheets of International Theme Parks (Details) - USD ($) $ in Millions		Dec. 30, 2017	Sep. 30, 2017
Schedule of Condensed Consolidating Balance Sheets [Line Items]
Cash and Cash Equivalents		$ 4,677	$ 4,017
Other current assets		558	588
Total current assets		17,274	15,889
Parks, resorts and other property		28,584	28,406
Other assets		2,373	2,390
Total assets		97,734	95,789
Current liabilities		19,875	19,595
Borrowings - long-term		20,082	19,119
International Theme Parks
Schedule of Condensed Consolidating Balance Sheets [Line Items]
Cash and Cash Equivalents		844	843
Other current assets		397	376
Total current assets		1,241	1,219
Parks, resorts and other property		9,449	9,403
Other assets		110	111
Total assets	[1]	10,800	10,733
Current liabilities		1,061	1,163
Borrowings - long-term		1,175	1,145
Other long-term liabilities		390	371
Total liabilities	[1]	$ 2,626	$ 2,679

[1] At December 30, 2017 and September 30, 2017, total assets of the Asia Theme Parks were $8.1 billion and primarily consist of parks, resorts and other property of $7.3 billion. At December 30, 2017 and September 30, 2017, total liabilities of the Asia Theme Parks were $2.1 billion.