Borrowings including the impact of Interest Rate and Cross-Currency Swaps (Detail) - USD ($) $ in Millions		12 Months Ended
		Oct. 01, 2016	Oct. 03, 2015
Debt Instrument [Line Items]
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums, Commercial		$ 132	$ 88
Borrowings		20,170	17,336
Less current portion		3,687	4,563
Total long-term borrowings		16,483	12,773
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	8,524
Qualifying hedges, market value adjustments for debt		146	131
Before International Theme Park Consolidation
Debt Instrument [Line Items]
Borrowings		$ 19,083	17,017
Borrowings, Stated Interest Rate	[2]	2.66%
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 8,524
Borrowings, Effective Interest Rate	[3]	2.49%
Commercial paper
Debt Instrument [Line Items]
Borrowings		$ 1,521	2,430
Borrowings, Stated Interest Rate	[2]	0.00%
Borrowings, Effective Interest Rate	[3]	0.54%
U.S. medium-term notes (4)
Debt Instrument [Line Items]
Borrowings	[4]	$ 16,827	13,873
Borrowings, Stated Interest Rate	[2],[4]	2.80%
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1],[4]	$ 8,275
Borrowings, Effective Interest Rate	[3],[4]	2.58%
U.S. medium-term notes (4) | Minimum
Debt Instrument [Line Items]
Swap Maturity Year		Dec. 31, 2017
U.S. medium-term notes (4) | Maximum
Debt Instrument [Line Items]
Swap Maturity Year		Dec. 31, 2026
Foreign currency denominated debt
Debt Instrument [Line Items]
Borrowings		$ 448	447
Borrowings, Stated Interest Rate	[2]	4.88%
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 249
Borrowings, Effective Interest Rate	[3]	4.83%
Swap Maturity Year		Dec. 31, 2017
Capital Cities/ABC debt
Debt Instrument [Line Items]
Borrowings		$ 107	108
Borrowings, Stated Interest Rate	[2]	8.75%
Borrowings, Effective Interest Rate	[3]	6.01%
Other
Debt Instrument [Line Items]
Borrowings	[5]	$ 180	159
International Theme Parks
Debt Instrument [Line Items]
Borrowings		$ 1,087	$ 319
Borrowings, Stated Interest Rate	[2]	1.92%
Borrowings, Effective Interest Rate	[3]	4.30%
Total borrowings
Debt Instrument [Line Items]
Borrowings, Stated Interest Rate	[2]	2.62%
Borrowings, Effective Interest Rate	[3]	2.59%
Long Term Debt, Current Portion
Debt Instrument [Line Items]
Borrowings, Stated Interest Rate	[2]	1.24%
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 1,500
Borrowings, Effective Interest Rate	[3]	1.47%
Non Current
Debt Instrument [Line Items]
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 7,024

[1] Amounts represent notional values of interest rate and cross-currency swaps outstanding as of October 1, 2016.

[2] The stated interest rate represents the weighted-average coupon rate for each category of borrowings. For floating rate borrowings, interest rates are the rates in effect at October 1, 2016; these rates are not necessarily an indication of future interest rates.

[3] The effective interest rate includes the impact of existing and terminated interest rate and cross-currency swaps, purchase accounting adjustments and debt issuance premiums, discounts and costs.

[4] Includes net debt issuance premiums, discounts and costs totaling $132 million and $88 million at October 1, 2016 and October 3, 2015, respectively.

[5] Includes market value adjustments for debt with qualifying hedges totaling $146 million and $131 million at October 1, 2016 and October 3, 2015, respectively.