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International Theme Parks - Additional Information (Details) ¥ in Millions, $ in Millions, $ in Billions	1 Months Ended		3 Months Ended	6 Months Ended
	Aug. 31, 2017 USD ($)	Aug. 31, 2017 HKD ($)	Dec. 30, 2017 Property	Mar. 31, 2018 CNY (¥)	Mar. 31, 2018 USD ($)	Mar. 31, 2018 HKD ($)	Apr. 01, 2017 USD ($)
Noncontrolling Interest
Net Cash Provided by Operating Activities					$ 6,763		$ 4,673
Net Cash Used in Investing Activities					(3,805)		(2,390)
Net Cash Provided by Financing Activities					$ (2,882)		$ (3,049)
Maximum
Noncontrolling Interest
Variable Spread Above Reference Rate				1.63%	1.63%	1.63%
Asia International Theme Parks [Member]
Noncontrolling Interest
Royalties And Management Fees					$ 83
International Theme Parks
Noncontrolling Interest
Net Cash Provided by Operating Activities					272
Net Cash Used in Investing Activities					319
Net Cash Provided by Financing Activities					$ 8
Hong Kong Disneyland Resort
Noncontrolling Interest
Effective Ownership Interest				47.00%	47.00%	47.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners				53.00%	53.00%	53.00%
Hong Kong Disneyland Resort \| Loans
Noncontrolling Interest
Variable Interest Entity, Financial or Other Support, Amount					$ 140
Variable Interest Entity, Financial or Other Support, Amount from Noncontrolling Interests					$ 93
Hong Kong Disneyland Resort \| Loans \| HIBOR
Noncontrolling Interest
Variable Spread Above Reference Rate				2.00%	2.00%	2.00%
Hong Kong Disneyland Resort \| Line of Credit
Noncontrolling Interest
Variable Interest Entity, Financial or Other Support, Amount from Noncontrolling Interests					$ 269	$ 2.1
Hong Kong Disneyland Resort \| Line of Credit \| HIBOR
Noncontrolling Interest
Variable Spread Above Reference Rate				1.25%	1.25%	1.25%
Hong Kong Disneyland Resort \| Equity Securities [Member]
Noncontrolling Interest
Variable Interest Entity, Financial or Other Support, Amount	$ 1,400	$ 10.9
Shanghai Disney Resort
Noncontrolling Interest
Effective Ownership Interest				43.00%	43.00%	43.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners				57.00%	57.00%	57.00%
Shanghai Disney Resort \| Unused lines of Credit
Noncontrolling Interest
Variable Interest Entity, Financial or Other Support, Amount					$ 157
Debt Instrument, Interest Rate, Stated Percentage				8.00%	8.00%	8.00%
Shanghai Disney Resort \| Loans
Noncontrolling Interest
Variable Interest Entity, Financial or Other Support, Amount					$ 788
Variable Interest Entity, Financial or Other Support, Amount from Noncontrolling Interests				¥ 6,800	$ 1,100
Shanghai Disney Resort \| Loans \| Maximum
Noncontrolling Interest
Debt Instrument, Interest Rate, Stated Percentage				8.00%	8.00%	8.00%
Shanghai Disney Resort \| Development and pre-opening cost loan and outstanding roylties and management fees
Noncontrolling Interest
Variable Interest Entity, Financial or Other Support, Amount					$ 320
Shanghai Disney Resort \| Line of Credit
Noncontrolling Interest
Debt Instrument, Interest Rate, Stated Percentage				8.00%	8.00%	8.00%
Variable Interest Entity, Financial or Other Support, Amount from Noncontrolling Interests				¥ 1,400	$ 217
Shanghai Disney Resort Management Company
Noncontrolling Interest
Effective Ownership Interest				70.00%	70.00%	70.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners				30.00%	30.00%	30.00%
Scenario, Plan [Member] \| Hong Kong Disneyland Resort
Noncontrolling Interest
Number Of Hotels To Be Built \| Property			3