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. 28, 2013		Jun. 29, 2013		Mar. 30, 2013		Dec. 29, 2012		Sep. 29, 2012		Jun. 30, 2012		Mar. 31, 2012		Dec. 31, 2011		Sep. 28, 2013		Sep. 29, 2012		Oct. 01, 2011
Segment Reporting Information [Line Items]
Revenues	$ 11,568	[1]	$ 11,578	[2]	$ 10,554	[3]	$ 11,341	[4]	$ 10,782	[1]	$ 11,088	[2]	$ 9,629	[3]	$ 10,779	[4]	$ 45,041		$ 42,278		$ 40,893
Segment operating income (loss)																	10,724		9,964		8,825
Corporate and unallocated shared expenses																	(531)		(474)		(459)
Restructuring and impairment charges																	(214)		(100)		(55)
Other income/(expense), net																	(69)		239		75
Net interest expense																	(235)		(369)		(343)
Hulu Equity Redemption charge																	(55)		0		0
Income before income taxes																	9,620		9,260		8,043
Capital expenditures																	2,796		3,784		3,559
Depreciation expense																	1,957		1,784		1,659
Amortization of intangible assets																	235		203		182
Identifiable assets	81,241	[5],[6]							74,898	[5],[6]							81,241	[5],[6]	74,898	[5],[6]
Long-lived assets	64,901	[7]							59,016	[7]							64,901	[7]	59,016	[7]
United States And Canada
Segment Reporting Information [Line Items]
Revenues																	34,021		31,770		30,848
Segment operating income (loss)																	7,871		6,991		6,388
Long-lived assets	53,225	[7]							47,959	[7]							53,225	[7]	47,959	[7]
Europe
Segment Reporting Information [Line Items]
Revenues																	6,181		6,223		6,455
Segment operating income (loss)																	1,361		1,692		1,517
Long-lived assets	7,552	[7]							7,484	[7]							7,552	[7]	7,484	[7]
Asia Pacific
Segment Reporting Information [Line Items]
Revenues																	3,333		2,990		2,517
Segment operating income (loss)																	1,016		835		627
Long-lived assets	3,909	[7]							3,303	[7]							3,909	[7]	3,303	[7]
Latin America and Other
Segment Reporting Information [Line Items]
Revenues																	1,506		1,295		1,073
Segment operating income (loss)																	476		446		293
Long-lived assets	215	[7]							270	[7]							215	[7]	270	[7]
Media Networks
Segment Reporting Information [Line Items]
Revenues																	20,356		19,436		18,714
Segment operating income (loss)																	6,818		6,619		6,146
Depreciation expense																	238		241		229
Amortization of intangible assets																	13		17		8
Identifiable assets	28,627	[5],[6]							28,660	[5],[6]							28,627	[5],[6]	28,660	[5],[6]
Advertising																	8,006	[8]	7,773	[8]	7,668	[8]
Affiliate Fees																	10,018		9,360		8,837
Parks and Resorts
Segment Reporting Information [Line Items]
Revenues																	14,087		12,920		11,797
Segment operating income (loss)																	2,220		1,902		1,553
Amortization of intangible assets																	2		0		0
Identifiable assets	22,056	[5],[6]							20,951	[5],[6]							22,056	[5],[6]	20,951	[5],[6]
Merchandise, food and beverage																	4,189		3,945		3,738
Admissions																	4,704		4,225		3,870
Parks and Resorts | Domestic
Segment Reporting Information [Line Items]
Capital expenditures																	1,140		2,242		2,294
Depreciation expense																	1,041		927		842
Parks and Resorts | International
Segment Reporting Information [Line Items]
Capital expenditures																	970		641		429
Depreciation expense																	327		314		323
Studio Entertainment
Segment Reporting Information [Line Items]
Revenues																	5,979		5,825		6,351
Segment operating income (loss)																	661		722		618
Capital expenditures																	78		79		118
Depreciation expense																	54		48		53
Amortization of intangible assets																	107		94		79
Identifiable assets	14,750	[5],[6]							12,928	[5],[6]							14,750	[5],[6]	12,928	[5],[6]
Consumer Products
Segment Reporting Information [Line Items]
Revenues																	3,555		3,252		3,049
Segment operating income (loss)																	1,112		937		816
Capital expenditures																	45		69		115
Depreciation expense																	57		55		48
Amortization of intangible assets																	89		60		57
Identifiable assets	7,506	[5],[6]							5,016	[5],[6]							7,506	[5],[6]	5,016	[5],[6]
Interactive
Segment Reporting Information [Line Items]
Revenues																	1,064		845		982
Segment operating income (loss)																	(87)		(216)		(308)
Capital expenditures																	13		27		21
Depreciation expense																	20		17		16
Amortization of intangible assets																	24		32		38
Identifiable assets	2,311	[5]							1,926	[5]							2,311	[5]	1,926	[5]
Corporate
Segment Reporting Information [Line Items]
Capital expenditures																	287		471		275
Depreciation expense																	220		182		148
Amortization of intangible assets																	0		0		0
Identifiable assets	5,991	[5],[6],[9]							5,417	[5],[6],[9]							5,991	[5],[6],[9]	5,417	[5],[6],[9]
Third Parties | Studio Entertainment
Segment Reporting Information [Line Items]
Revenues																	5,721		5,566		6,061
Third Parties | Consumer Products
Segment Reporting Information [Line Items]
Revenues																	3,811		3,499		3,335
Third Parties | Interactive
Segment Reporting Information [Line Items]
Revenues																	1,066		857		986
Intersegment | Studio Entertainment
Segment Reporting Information [Line Items]
Revenues																	258		259		290
Intersegment | Consumer Products
Segment Reporting Information [Line Items]
Revenues																	(256)		(247)		(286)
Intersegment | Interactive
Segment Reporting Information [Line Items]
Revenues																	(2)		(12)		(4)
Cable | Media Networks
Segment Reporting Information [Line Items]
Capital expenditures																	176		170		179
Broadcasting | Media Networks
Segment Reporting Information [Line Items]
Capital expenditures																	$ 87		$ 85		$ 128

[1] Results for the fourth quarter of fiscal 2013 include 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. The fourth quarter of fiscal 2012 includes the Lehman recovery ($0.03 per diluted share) offset by restructuring and impairment charges ($0.02 per diluted share) and the DLP debt charge (rounds to $0.00 per diluted share), which collectively had no net impact on earnings per share.

[2] Results for the third quarter of fiscal 2013 include restructuring and impairment charges, which had an adverse impact of $0.02 on diluted earnings per share. The third quarter of fiscal 2012 includes restructuring charges, which had no net impact on earnings per share.

[3] Results for the second quarter of fiscal 2013 include 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 collectively had a net positive impact of $0.04 on diluted earnings per share. The second quarter of fiscal 2012 includes a non-cash gain on the Company’s equity investment in UTV, which arose in connection with the acquisition of a controlling interest in UTV ($0.06 per diluted share) and restructuring and impairment charges ($0.01 per diluted share). These items had a net positive impact of $0.05 on diluted earnings per share.

[4] Results for the first quarter of fiscal 2013 include 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. The first quarter of fiscal 2012 includes restructuring charges, which had no net impact on earnings per share.

[5] Goodwill and intangible assets by segment are as follows: 2013 2012Media Networks$17,782 $17,854Parks and Resorts342 172Studio Entertainment8,425 6,783Consumer Products6,262 3,700Interactive1,753 1,486Corporate130 130 $34,694 $30,125

[6] Identifiable assets include amounts associated with equity method investments. Equity method investments by segment are as follows: 2013 2012Media Networks$2,369 $2,423Parks and Resorts15 8Studio Entertainment2 2Consumer Products1 1Interactive— —Corporate20 4 $2,407 $2,438

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

[8] Advertising revenue includes amounts reported in Interactive

[9] Primarily fixed assets, deferred tax assets, cash and cash equivalents