Document and Entity Information	6 Months Ended
	May 31, 2012
Document Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	May 31, 2012
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q2
Trading Symbol	MKC
Entity Registrant Name	MCCORMICK & CO INC
Entity Central Index Key	0000063754
Current Fiscal Year End Date	--11-30
Entity Filer Category	Large Accelerated Filer
Common Stock
Document Information [Line Items]
Entity Common Stock, Shares Outstanding	12,427,112
Nonvoting Common Stock
Document Information [Line Items]
Entity Common Stock, Shares Outstanding	120,206,780