Document and Entity Information - shares	9 Months Ended
	Jul. 31, 2017	Aug. 28, 2017
Entity Listings [Line Items]
Entity Registrant Name	SHILOH INDUSTRIES INC
Entity Central Index Key	0000904979
Current Fiscal Year End Date	--10-31
Entity Filer Category	Accelerated Filer
Document Type	10-Q
Document Period End Date	Jul. 31, 2017
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	Q3
Amendment Flag	false
Entity Common Stock, Shares Outstanding		23,123,792
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes