Benefit Plans - Additional Information (Detail) (USD $)	12 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 24, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum portion of pre-tax earnings under Savings Plan that can be deferred by participating U.S. employees	$ 17,500
Employer contribution to Savings Plan	135,000,000	114,000,000	90,000,000
Fair value of vested RSUs as of vesting date	3,100,000,000	3,300,000,000	1,500,000,000
The total shares withheld upon vesting of RSUs	2,200,000	2,300,000	1,600,000
Taxes paid related to net share settlement of equity awards	1,100,000,000	1,200,000,000	520,000,000
Total intrinsic value of options at the time of exercise	1,000,000,000	2,300,000,000	2,600,000,000
Stock option, granted share (whole number)	8,000	0	1,370
Weighted-average grant date fair value	$ 294.84		$ 181.13
Stock Options Assumed	29,000	41,000
Weighted-average fair value of stock purchase rights per share	$ 115.19	$ 108.44	$ 71.47
Income tax benefit related to share-based compensation expense	816,000,000	567,000,000	467,000,000
Total unrecognized compensation cost on stock options and RSUs	4,700,000,000
Total unrecognized compensation cost on stock options and RSUs, weighted-average recognition period (in years)	3 years
Business Combinations
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average grant date fair value	$ 407.80	$ 405.39
Stock Options Assumed	29,000	41,000
Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for future issuance under Employee Benefit Plans (in shares)	1,800,000
Employee common stock purchases through payroll deductions, price as a percentage of fair market value	85.00%
Employee stock purchase plan offering period	6 months
Percentage of employee's payroll deductions under employee compensation, maximum	10.00%
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Rate of contribution to Savings Plan as a percentage of employees contribution	50.00%
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Rate of contribution to Savings Plan as a percentage of employees contribution	100.00%
Rate of contribution to Savings Plan as a percentage of employees earning	6.00%
Maximum | Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee stock purchase program authorized amount	$ 25,000
Employee Stock Plan, 2003 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted exercisable period	4 years
Shares reserved for future issuance under Employee Benefit Plans (in shares)	28,300,000
Employee Stock Plan, 2003 Plan | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration term of options granted under Employee Benefit Plans	7 years
RSUs granted vesting period	2 years
Employee Stock Plan, 2003 Plan | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration term of options granted under Employee Benefit Plans	10 years
RSUs granted vesting period	4 years
Directors Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for future issuance under Employee Benefit Plans (in shares)	176,000
Share based compensation, expiration date	Nov. 09, 2019