Impact of Consolidating Balance Sheets of International Theme Parks (Details) (USD $) In Millions, unless otherwise specified	Dec. 27, 2014	Sep. 27, 2014	Dec. 28, 2013	Sep. 28, 2013
Schedule of Condensed Consolidating Balance Sheets [Line Items]
Cash and cash equivalents	$ 5,077	$ 3,421	$ 4,397	$ 3,931
Other current assets	12,163	11,755
Total current assets	17,240	15,176
Investments/Advances	2,642	2,696
Parks, resorts and other property	23,660	23,332
Other assets	43,493	42,982
Total assets	87,035	84,186
Current portion of borrowings	4,376	2,164
Other current liabilities	12,428	11,128
Total current liabilities	16,804	13,292
Borrowings	12,167	12,676
Deferred income taxes and other long-term liabilities	10,271	10,040
Equity	47,793	48,178	47,296	48,150
Total liabilities and equity	87,035	84,186
Before International Theme Parks Consolidation
Schedule of Condensed Consolidating Balance Sheets [Line Items]
Cash and cash equivalents	4,174	2,645
Other current assets	11,883	11,452
Total current assets	16,057	14,097
Investments/Advances	6,812	6,627
Parks, resorts and other property	16,981	17,081
Other assets	43,480	42,958
Total assets	83,330	80,763
Current portion of borrowings	4,376	2,164
Other current liabilities	11,660	10,318
Total current liabilities	16,036	12,482
Borrowings	11,912	12,423
Deferred income taxes and other long-term liabilities	10,088	9,859
Equity	45,294	45,999
Total liabilities and equity	83,330	80,763
International Theme Parks and Adjustments
Schedule of Condensed Consolidating Balance Sheets [Line Items]
Cash and cash equivalents	903	776
Other current assets	280	303
Total current assets	1,183	1,079
Investments/Advances	(4,170)	(3,931)
Parks, resorts and other property	6,679	6,251
Other assets	13	24
Total assets	3,705	3,423
Current portion of borrowings	0	0
Other current liabilities	768	810
Total current liabilities	768	810
Borrowings	255	253
Deferred income taxes and other long-term liabilities	183	181
Equity	2,499	2,179
Total liabilities and equity	$ 3,705	$ 3,423