Borrowing Activity (Details) $ in Millions	3 Months Ended
	Dec. 31, 2022 USD ($)
Borrowings [Roll Forward]
Borrowings beginning balance	$ 48,369
Borrowings	1,580
Payments	(1,714)
Other Activity	142
Borrowings ending balance	48,377
Commercial paper with original maturities less than three months
Borrowings [Roll Forward]
Borrowings beginning balance	50
Borrowings	362
Payments	0
Other Activity	1
Borrowings ending balance	413
Commercial paper with original maturities greater than three months
Borrowings [Roll Forward]
Borrowings beginning balance	1,612
Borrowings	1,151
Payments	(714)
Other Activity	10
Borrowings ending balance	2,059
U.S. dollar denominated notes
Borrowings [Roll Forward]
Borrowings beginning balance	45,091
Borrowings	0
Payments	(1,000)
Other Activity	(33)
Borrowings ending balance	44,058
Asia International Theme Parks borrowings
Borrowings [Roll Forward]
Borrowings beginning balance	1,425
Borrowings	66
Payments	0
Other Activity	58
Borrowings ending balance	1,549
Foreign currency denominated debt and other
Borrowings [Roll Forward]
Borrowings beginning balance	191
Borrowings	1
Payments	0
Other Activity	106	[1]
Borrowings ending balance	$ 298

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