International Theme Park Investments - Impact of Consolidating Balance Sheets of International Theme Parks (Detail) - USD ($) $ in Millions		Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014	Sep. 28, 2013
Schedule of Condensed Consolidating Balance Sheets [Line Items]
Cash and cash equivalents		$ 4,610	$ 4,269	$ 3,421	$ 3,931
Total current assets		16,966	16,758
Parks, resorts and other property		27,349	25,179
Total assets	[1]	92,033	88,182
Current liabilities		16,842	16,334
Borrowings		16,483	12,773
International Theme Parks
Schedule of Condensed Consolidating Balance Sheets [Line Items]
Cash and cash equivalents		1,008	781
Other current assets		331	252
Total current assets		1,339	1,033
Parks, resorts and other property		9,270	7,748
Other assets		88	62
Total assets		10,697	8,843
Current liabilities		1,499	1,027
Borrowings		1,087	319
Other long-term liabilities		256	195
Total Liabilities		$ 2,842	$ 1,541

[1] Identifiable assets include amounts associated with equity method investments, goodwill and intangible assets. Equity method investments by segment are as follows: 2016 2015Media Networks$4,032 $2,454Parks and Resorts22 9Studio Entertainment3 2Consumer Products & Interactive Media— 1Corporate25 17 $4,082 $2,483Goodwill and intangible assets by segment are as follows: 2016 2015Media Networks$18,153 $18,186Parks and Resorts373 376Studio Entertainment8,450 8,538Consumer Products & Interactive Media7,653 7,768Corporate130 130 $34,759 $34,998