Document and Entity Information	6 Months Ended
	Jul. 28, 2012	Aug. 28, 2012
Document and Entity Information
Entity Registrant Name	MENS WEARHOUSE INC
Entity Central Index Key	0000884217
Document Type	10-Q
Document Period End Date	Jul. 28, 2012
Amendment Flag	false
Current Fiscal Year End Date	--02-02
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		50,729,447
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q2