Document And Entity Information - USD ($)
$ in Billions
12 Months Ended
Feb. 03, 2018
Mar. 12, 2018
Jul. 29, 2016
Document And Entity Information [Abstract]      
Entity Registrant Name Nordstrom Inc.    
Entity Central Index Key 0000072333    
Document Type 10-K    
Document Period End Date Feb. 03, 2018    
Amendment Flag false    
Document Fiscal Year Focus 2018    
Document Fiscal Period Focus FY    
Current Fiscal Year End Date --02-03    
Entity Filer Category Large Accelerated Filer    
Entity Current Reporting Status Yes    
Entity Common Stock, Shares Outstanding   167,790,511  
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Public Float     $ 6.4