Document And Entity Information - USD ($)
$ in Billions
12 Months Ended
Feb. 02, 2019
Mar. 11, 2019
Aug. 04, 2018
Document And Entity Information [Abstract]      
Entity Registrant Name Nordstrom Inc.    
Entity Central Index Key 0000072333    
Document Type 10-K    
Document Period End Date Feb. 02, 2019    
Amendment Flag false    
Document Fiscal Year Focus 2018    
Document Fiscal Period Focus FY    
Current Fiscal Year End Date --02-02    
Entity Filer Category Large Accelerated Filer    
Entity Current Reporting Status Yes    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding   155,002,755  
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Public Float     $ 6.6