Stock-Based Compensation - Additional Information (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 28, 2012	Dec. 30, 2011	Dec. 28, 2012	Dec. 30, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expenses on stock-based compensation	$ 24	$ 15	$ 49	$ 24
Employee termination benefits and other charges expense	2		2
Total compensation cost related to unvested stock options and ESPP rights issued	140		140
Weighted average service period			2 years 4 months 24 days
Expense related to the vesting of restricted stock unit awards	12	9	25	17
Unamortized fair value of all unvested restricted stock unit awards	95		95
Weighted average vesting period			1 year 7 months 6 days
Compensation cost for cash-settled stock appreciation rights	4		16
Total liability related to SARs	33		33
Total compensation cost related to unvested SARs	16		16
Total compensation cost, weighted average service period			1 year 3 months 18 days
Options outstanding to purchase shares with exercise price below company stock price	12.3		12.3
Options outstanding to purchase shares with exercise price below company stock price, intrinsic value	224		224
Aggregate intrinsic value of options exercised under the Company's stock option plan	25	3	79	8
Stock Appreciation Right outstanding, weighted average exercise price	$ 7.82		$ 7.82
Number of assumed SARs outstanding	1.4		1.4
Weighted average expected term of the Company's stock options	4 years 2 months 12 days	4 years 10 months 24 days	4 years	4 years 10 months 24 days
Grant-date fair value of the shares underlying the restricted stock awards	$ 3		$ 68
Forfeiture rate of restricted stock unit valuation assumption			3.40%
Cash dividend			$ 0.25