v2.4.0.6
Significant Components of Net Deferred Tax Assets (Liabilities) (Detail) (USD $)
In Millions, unless otherwise specified
Jul. 28, 2012
Jul. 30, 2011
Deferred tax assets:    
Inventory capitalization and inventory-related items $ 6.0 $ 10.6
Tax credit and net operating loss carryforwards 64.9  
Capital loss carryover and unrealized losses 1.4 3.5
Accrued payroll & benefits 60.7 32.5
Share-based compensation 19.5 12.4
Straight-line rent 41.4 45.9
Federal benefit of uncertain tax positions 15.7 11.9
Other items 51.3 15.0
Total deferred tax assets 260.9 131.8
Deferred tax liabilities:    
Depreciation 88.6 63.8
Intangibles 163.3 67.7
Other items 9.1 17.2
Total deferred tax liabilities 261.0 148.7
Valuation allowance (11.8) (3.5)
Net deferred tax assets (liabilities) $ (11.9) $ (20.4)