Description of the Business and Segment Information - Financial Information by Operating Segments (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended																12 Months Ended
	Sep. 27, 2014		Jun. 28, 2014		Mar. 29, 2014		Dec. 28, 2013		Sep. 28, 2013		Jun. 29, 2013		Mar. 30, 2013		Dec. 29, 2012		Sep. 27, 2014		Sep. 28, 2013		Sep. 29, 2012
Segment Reporting Information [Line Items]
Revenues	$ 12,389	[1]	$ 12,466		$ 11,649	[2]	$ 12,309	[3]	$ 11,568	[1]	$ 11,578	[4]	$ 10,554	[2]	$ 11,341	[3]	$ 48,813		$ 45,041		$ 42,278
Segment operating income	2,775	[1],[5]	3,857	[4],[5]	3,353	[2],[5]	3,020	[3],[5]	2,484	[1],[5]	3,351	[4],[5]	2,509	[2],[5]	2,380	[3],[5]	13,005		10,724		9,964
Corporate and unallocated shared expenses																	(611)		(531)		(474)
Restructuring and impairment charges																	(140)		(214)		(100)
Other income/(expense), net																	(31)		(69)		239
Interest income/(expense), net																	23		(235)		(369)
Hulu Equity Redemption charge																	0		(55)		0
Income before income taxes																	12,246		9,620		9,260
Capital expenditures																	3,311		2,796		3,784
Depreciation expense																	2,064		1,957		1,784
Amortization of intangible assets																	224		235		203
Identifiable assets	84,186	[6]							81,241	[6]							84,186	[6]	81,241	[6]
Advertising																	8,094		8,006		7,773
Affiliate Fees																	10,632		10,018		9,360
Retail merchandise, food and beverage																	5,598		5,185		4,849
Long-lived assets	66,981	[7]							64,901	[7]							66,981	[7]	64,901	[7]
United States and Canada
Segment Reporting Information [Line Items]
Revenues																	36,769		34,021		31,770
Segment operating income																	9,594		7,871		6,991
Long-lived assets	52,947	[7]							53,225	[7]							52,947	[7]	53,225	[7]
Europe
Segment Reporting Information [Line Items]
Revenues																	6,505		6,181		6,223
Segment operating income																	1,581		1,361		1,692
Long-lived assets	8,733	[7]							7,552	[7]							8,733	[7]	7,552	[7]
Asia Pacific
Segment Reporting Information [Line Items]
Revenues																	3,930		3,333		2,990
Segment operating income																	1,342		1,016		835
Long-lived assets	5,084	[7]							3,909	[7]							5,084	[7]	3,909	[7]
Latin America and Other
Segment Reporting Information [Line Items]
Revenues																	1,609		1,506		1,295
Segment operating income																	488		476		446
Long-lived assets	217	[7]							215	[7]							217	[7]	215	[7]
Media Networks
Segment Reporting Information [Line Items]
Revenues																	21,152		20,356		19,436
Segment operating income																	7,321		6,818		6,619
Depreciation expense																	238		238		241
Amortization of intangible assets																	12		13		17
Identifiable assets	29,887	[6]							28,627	[6]							29,887	[6]	28,627	[6]
Parks and Resorts
Segment Reporting Information [Line Items]
Revenues																	15,099		14,087		12,920
Segment operating income																	2,663		2,220		1,902
Amortization of intangible assets																	2		2		0
Identifiable assets	23,335	[6]							22,056	[6]							23,335	[6]	22,056	[6]
Theme park admissions																	5,114		4,704		4,225
Parks and Resorts | Domestic
Segment Reporting Information [Line Items]
Capital expenditures																	1,184		1,140		2,242
Depreciation expense																	1,117		1,041		927
Parks and Resorts | International
Segment Reporting Information [Line Items]
Capital expenditures																	1,504		970		641
Depreciation expense																	353		327		314
Studio Entertainment
Segment Reporting Information [Line Items]
Revenues																	7,278		5,979		5,825
Segment operating income																	1,549		661		722
Capital expenditures																	63		78		79
Depreciation expense																	48		54		48
Amortization of intangible assets																	88		107		94
Identifiable assets	15,155	[6]							14,750	[6]							15,155	[6]	14,750	[6]
Consumer Products
Segment Reporting Information [Line Items]
Revenues																	3,985		3,555		3,252
Segment operating income																	1,356		1,112		937
Capital expenditures																	43		45		69
Depreciation expense																	59		57		55
Amortization of intangible assets																	109		89		60
Identifiable assets	7,526	[6]							7,506	[6]							7,526	[6]	7,506	[6]
Interactive
Segment Reporting Information [Line Items]
Revenues																	1,299		1,064		845
Segment operating income																	116		(87)		(216)
Capital expenditures																	5		13		27
Depreciation expense																	10		20		17
Amortization of intangible assets																	13		24		32
Identifiable assets	2,259	[6]							2,311	[6]							2,259	[6]	2,311	[6]
Corporate
Segment Reporting Information [Line Items]
Capital expenditures																	252		287		471
Depreciation expense																	239		220		182
Amortization of intangible assets																	0		0		0
Identifiable assets	6,024	[6],[8]							5,991	[6],[8]							6,024	[6],[8]	5,991	[6],[8]
Third Parties | Studio Entertainment
Segment Reporting Information [Line Items]
Revenues																	6,988		5,721		5,566
Third Parties | Consumer Products
Segment Reporting Information [Line Items]
Revenues																	4,274		3,811		3,499
Third Parties | Interactive
Segment Reporting Information [Line Items]
Revenues																	1,300		1,066		857
Intersegment | Studio Entertainment
Segment Reporting Information [Line Items]
Revenues																	290		258		259
Intersegment | Consumer Products
Segment Reporting Information [Line Items]
Revenues																	(289)		(256)		(247)
Intersegment | Interactive
Segment Reporting Information [Line Items]
Revenues																	(1)		(2)		(12)
Cable | Media Networks
Segment Reporting Information [Line Items]
Capital expenditures																	172		176		170
Broadcasting | Media Networks
Segment Reporting Information [Line Items]
Capital expenditures																	88		87		85
Hulu LLC
Segment Reporting Information [Line Items]
Hulu Equity Redemption charge																			$ (55)

[1] Results for the fourth quarter of fiscal 2014 include restructuring and impairment charges, which had an adverse impact of $0.03 on diluted earnings per share. The fourth quarter of fiscal 2013 includes restructuring and impairment charges ($0.03 per diluted share), offset by a tax benefit related to an increase in the amount of prior-year foreign earnings considered to be indefinitely reinvested outside of the United States ($0.02 per diluted share) and gains on the sale of various businesses ($0.01 per diluted share), which collectively had no net impact on earnings per share.

[2] Results for the second quarter of fiscal 2014 include a loss from Venezuelan foreign currency translation ($0.05 per diluted share) and restructuring and impairment charges ($0.02 per diluted share), partially offset by a gain on the sale of property ($0.03 per diluted share) and income related to a portion of a settlement of an affiliate contract dispute ($0.01 per diluted share). These items had a net adverse impact of $0.03 on diluted earnings per share. The second quarter of fiscal 2013 includes favorable tax adjustments related to pre-tax earnings in prior years ($0.06 per diluted share), partially offset by restructuring and impairment charges ($0.02 per diluted share). These items had a net positive impact of $0.04 on diluted earnings per share.

[3] Results for the first quarter of fiscal 2014 include restructuring and impairment charges, which had an adverse impact of $0.01 on diluted earnings per share. The first quarter of fiscal 2013 includes charges related to the Celador litigation ($0.11 per diluted share) and our share of expense associated with the Hulu Equity Redemption ($0.02 per diluted share), partially offset by a gain on the sale of our 50% interest in ESS ($0.07 per diluted share) and a tax benefit related to an increase in the amount of prior-year foreign earnings considered to be indefinitely reinvested outside of the United States ($0.04 per diluted share). These items had a net adverse impact of $0.02 on diluted earnings per share.

[4] The third quarter of fiscal 2013 includes restructuring and impairment charges, which had an adverse impact of $0.02 on diluted earnings per share.

[5] Segment operating results reflect earnings before corporate and unallocated shared expenses, restructuring and impairment charges, other income/(expense), interest income/(expense), income taxes and noncontrolling interests. Segment operating income includes equity in the income of investees.

[6] Identifiable assets include amounts associated with equity method investments, goodwill and intangible assets. Equity method investments by segment are as follows: 2014 2013Media Networks$2,321 $2,369Parks and Resorts28 15Studio Entertainment2 2Consumer Products1 1Interactive— —Corporate124 20 $2,476 $2,407 Goodwill and intangible assets by segment are as follows: 2014 2013Media Networks$18,270 $17,782Parks and Resorts379 342Studio Entertainment8,679 8,425Consumer Products6,187 6,262Interactive1,670 1,753Corporate130 130 $35,315 $34,694

[7] Long-lived assets are total assets less the following: current assets, long-term receivables, deferred taxes, financial investments and derivatives

[8] Primarily fixed assets, deferred tax assets, cash and cash equivalents and investments