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Taxes On Earnings (Narrative) (Details) (USD $)
12 Months Ended
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Income Tax Contingency [Line Items]      
Realized tax benefits related to employee equity programs $ 29,989,000 $ 19,040,000 $ 15,412,000
Reserves for unrecognized tax benefits 82,483,000 53,534,000  
Interest related to the reserve for unrecognized tax benefits 16,800,000 15,900,000  
Impact of recognizing taxes and interest related to unrecognized tax benefits 42,100,000    
Unrecognized tax benefits reduction resulting from lapse of applicable statute of limitations 1,500,000    
Internal Revenue Service [Member] | Earliest [Member]
     
Income Tax Contingency [Line Items]      
Open tax year 2009    
Internal Revenue Service [Member] | Latest [Member]
     
Income Tax Contingency [Line Items]      
Open tax year 2012    
State [Member] | Earliest [Member]
     
Income Tax Contingency [Line Items]      
Open tax year 2008    
State [Member] | Latest [Member]
     
Income Tax Contingency [Line Items]      
Open tax year 2012    
Previously Reported [Member]
     
Income Tax Contingency [Line Items]      
Reserves for unrecognized tax benefits   $ 72,400,000