Document And Entity Information - shares
6 Months Ended
Aug. 04, 2018
Aug. 29, 2018
Document And Entity Information [Abstract]    
Entity Registrant Name Nordstrom Inc.  
Entity Central Index Key 0000072333  
Document Type 10-Q  
Document Period End Date Aug. 04, 2018  
Amendment Flag false  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q2  
Current Fiscal Year End Date --02-02  
Entity Filer Category Large Accelerated Filer  
Entity Current Reporting Status Yes  
Entity Common Stock, Shares Outstanding   168,565,459