v2.4.0.6
Income Taxes (Components Of Deferred Tax Assets And Liabilities) (Detail) (USD $)
In Millions, unless otherwise specified
Jul. 28, 2012
Jul. 30, 2011
Income Taxes    
Allowance for doubtful accounts and returns $ 433 $ 413
Sales-type and direct-financing leases 162 178
Inventory write-downs and capitalization 127 160
Investment provisions 261 226
IPR&D, goodwill, and purchased intangible assets 119 106
Deferred revenue 1,618 1,634
Credits and net operating loss carryforwards 721 713
Share-based compensation expense 1,059 1,084
Accrued compensation 481 507
Other 583 590
Gross deferred tax assets 5,564 5,611
Valuation allowance (60) (82)
Total deferred tax assets 5,504 5,529
Purchased intangible assets (809) (997)
Depreciation (131) (298)
Unrealized gains on investments (222) (265)
Other (34) (90)
Total deferred tax liabilities (1,196) (1,650)
Total net deferred tax assets $ 4,308 $ 3,879