Borrowing Activity (Details) $ in Millions	6 Months Ended
	Apr. 01, 2017 USD ($)
Borrowings [Roll Forward]
Borrowings beginning balance	$ 20,170
Borrowings	5,589
Payments	(3,855)
Other Activity	(251)
Borrowings ending balance	21,653
Commercial paper with original maturities less than three months
Borrowings [Roll Forward]
Borrowings beginning balance	777
Borrowings	0	[1]
Payments	(280)	[1]
Other Activity	2
Borrowings ending balance	499
Commercial paper with original maturities greater than three months
Borrowings [Roll Forward]
Borrowings beginning balance	744
Borrowings	3,536
Payments	(2,342)
Other Activity	9
Borrowings ending balance	1,947
U.S. medium-term notes
Borrowings [Roll Forward]
Borrowings beginning balance	16,827
Borrowings	1,999
Payments	(1,000)
Other Activity	1
Borrowings ending balance	17,827
International Theme Parks borrowings
Borrowings [Roll Forward]
Borrowings beginning balance	1,087
Borrowings	13
Payments	0
Other Activity	(10)
Borrowings ending balance	1,090
Foreign currency denominated debt and other
Borrowings [Roll Forward]
Borrowings beginning balance	735
Borrowings	41
Payments	(233)
Other Activity	(253)	[2]
Borrowings ending balance	$ 290

[1] Borrowings and payments are reported net.

[2] The other activity is primarily market value adjustments for debt with qualifying hedges.