Impact of Consolidating Balance Sheets of International Theme Parks (Details) - USD ($) $ in Millions	Jun. 27, 2015	Mar. 28, 2015	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Sep. 28, 2013
Schedule of Condensed Consolidating Balance Sheets [Line Items]
Cash and cash equivalents	$ 4,475		$ 3,421	$ 4,090		$ 3,931
Other current assets	12,037		11,755
Total current assets	16,512		15,176
Investments/Advances	2,694		2,696
Parks, resorts and other property	24,436		23,332
Other assets	43,725		42,982
Total assets	87,367		84,186
Current portion of borrowings	3,119		2,164
Other current liabilities	11,707		11,128
Total current liabilities	14,826		13,292
Borrowings	12,154		12,676
Deferred income taxes and other long-term liabilities	9,880		10,040
Equity	50,507	$ 49,737	48,178	$ 48,612	$ 47,640	$ 48,150
Total liabilities and equity	87,367		84,186
Before International Theme Parks Consolidation
Schedule of Condensed Consolidating Balance Sheets [Line Items]
Cash and cash equivalents	3,641		2,645
Other current assets	11,771		11,452
Total current assets	15,412		14,097
Investments/Advances	7,268		6,627
Parks, resorts and other property	17,070		17,081
Other assets	43,661		42,958
Total assets	83,411		80,763
Current portion of borrowings	3,119		2,164
Other current liabilities	11,212		10,318
Total current liabilities	14,331		12,482
Borrowings	11,903		12,423
Deferred income taxes and other long-term liabilities	9,688		9,859
Equity	47,489		45,999
Total liabilities and equity	83,411		80,763
International Theme Parks and Adjustments
Schedule of Condensed Consolidating Balance Sheets [Line Items]
Cash and cash equivalents	834		776
Other current assets	266		303
Total current assets	1,100		1,079
Investments/Advances	(4,574)		(3,931)
Parks, resorts and other property	7,366		6,251
Other assets	64		24
Total assets	3,956		3,423
Current portion of borrowings	0		0
Other current liabilities	495		810
Total current liabilities	495		810
Borrowings	251		253
Deferred income taxes and other long-term liabilities	192		181
Equity	3,018		2,179
Total liabilities and equity	$ 3,956		$ 3,423