Document And Entity Information	6 Months Ended
	Apr. 30, 2013	Jun. 01, 2013
Document And Entity Information [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Apr. 30, 2013
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2013
Entity Registrant Name	MGC DIAGNOSTICS Corp
Entity Central Index Key	0000815093
Current Fiscal Year End Date	--10-31
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		4,080,483
Trading Symbol	mgcd