Document and Entity Information	3 Months Ended
	May 02, 2015	Jun. 03, 2015
Document And Entity Information [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	May 02, 2015
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q1
Trading Symbol	ZUMZ
Entity Registrant Name	Zumiez Inc
Entity Central Index Key	0001318008
Current Fiscal Year End Date	--01-31
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		29,205,648