Details about AOCI Components Reclassified to Net Income (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Apr. 01, 2017	Apr. 02, 2016	Apr. 01, 2017	Apr. 02, 2016
Details about AOCI Components Reclassified to Net Income
Interest expense, net	$ (84)	$ (67)	$ (183)	$ (91)
Primarily revenue	13,336	12,969	28,120	28,213
Income taxes	(1,212)	(1,170)	(2,449)	(2,618)
Net income attributable to The Walt Disney Company (Disney)	2,388	2,143	4,867	5,023
Reclassification out of Accumulated Other Comprehensive Income
Details about AOCI Components Reclassified to Net Income
Net income attributable to The Walt Disney Company (Disney)	(32)	0	(56)	24
Gain/(loss) in net income from Investments, net \| Reclassification out of Accumulated Other Comprehensive Income
Details about AOCI Components Reclassified to Net Income
Interest expense, net	6	0	6	0
Income taxes	(2)	0	(2)	0
Net income attributable to The Walt Disney Company (Disney)	4	0	4	0
Gain/(loss) in net income from Cash flow hedges \| Reclassification out of Accumulated Other Comprehensive Income
Details about AOCI Components Reclassified to Net Income
Primarily revenue	51	67	121	172
Income taxes	(19)	(25)	(45)	(64)
Net income attributable to The Walt Disney Company (Disney)	32	42	76	108
Gain/(loss) in net income from Pension and postretirement medical expense \| Reclassification out of Accumulated Other Comprehensive Income
Details about AOCI Components Reclassified to Net Income
Primarily included in the computation of net periodic benefit cost	(108)	(67)	(216)	(134)
Income taxes	40	25	80	50
Net income attributable to The Walt Disney Company (Disney)	$ (68)	$ (42)	$ (136)	$ (84)

The total amount of net periodic benefit cost for defined benefit plans for the period. Periodic benefit costs include the following components: service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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