v3.19.3.a.u2
Document and Entity Information - shares
9 Months Ended
Nov. 02, 2019
Dec. 09, 2019
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Nov. 02, 2019  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q3  
Trading Symbol ZUMZ  
Entity Registrant Name Zumiez Inc  
Entity Central Index Key 0001318008  
Entity Current Reporting Status Yes  
Current Fiscal Year End Date --02-01  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   25,802,906
Entity Interactive Data Current Yes  
Title of 12(b) Security Common Stock  
Security Exchange Name NASDAQ  
Entity File Number 000-51300  
Entity Tax Identification Number 91-1040022  
Entity Incorporation, State or Country Code WA  
Entity Address, Address Line One 4001 204th Street SW  
Entity Address, City or Town Lynnwood  
Entity Address, State or Province WA  
Entity Address, Postal Zip Code 98036  
City Area Code 425  
Local Phone Number 551-1500  
Document Quarterly Report true  
Document Transition Report false