Document And Entity Information (USD $)
In Billions, except Share data, unless otherwise specified
12 Months Ended
Jan. 28, 2012
Mar. 09, 2012
Jul. 29, 2011
Document And Entity Information [Abstract]      
Document Type 10-K    
Document Period End Date Jan. 28, 2012    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2011    
Amendment Flag false    
Entity Registrant Name NORDSTROM INC    
Entity Central Index Key 0000072333    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Current Fiscal Year End Date --01-28    
Entity Filer Category Large Accelerated Filer    
Entity Well-known Seasoned Issuer Yes    
Entity Common Stock, Shares Outstanding   207,923,668  
Entity Public Float     $ 8.9