CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Millions	Total	Disney Shareholders	Non- controlling Interests		Total excluding redeemable noncontrolling interest [Member]
Beginning Balance at Oct. 01, 2016		$ 43,265	$ 4,058	[1]	$ 47,323
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive income	$ 5,036	4,966	70	[1]	5,036
Equity compensation activity		230	0		230
Dividends		(1,237)	0		(1,237)
Common stock repurchases		(3,500)	0		(3,500)
Distributions and other		60	(645)	[1]	(585)
Ending Balance at Apr. 01, 2017		43,784	3,483	[1]	47,267
Beginning Balance at Dec. 31, 2016		43,210	3,967	[1]	47,177
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive income	2,523	2,363	160	[1]	2,523
Equity compensation activity		182	0		182
Common stock repurchases		(2,035)	0		(2,035)
Distributions and other		64	(644)	[1]	(580)
Ending Balance at Apr. 01, 2017		43,784	3,483	[1]	47,267
Beginning Balance at Sep. 30, 2017	45,004	41,315	3,689	[1]	45,004
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive income	7,886	7,543	348	[1]	7,891
Equity compensation activity		163	0		163
Dividends		(1,266)	0		(1,266)
Common stock repurchases	(2,600)	(2,608)	0		(2,608)
Distributions and other		4	(537)	[1]	(533)
Ending Balance at Mar. 31, 2018	48,651	45,151	3,500	[1]	48,651
Beginning Balance at Dec. 30, 2017		43,289	3,794	[1]	47,083
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive income	3,248	2,996	251	[1]	3,247
Equity compensation activity		157	0		157
Common stock repurchases		(1,295)	0		(1,295)
Distributions and other		4	(545)	[1]	(541)
Ending Balance at Mar. 31, 2018	$ 48,651	$ 45,151	$ 3,500	[1]	$ 48,651

[1] Excludes redeemable noncontrolling interest