Document and Entity Information (USD $)	12 Months Ended
	Oct. 31, 2011	Dec. 20, 2011
Entity Registrant Name	SHILOH INDUSTRIES INC
Entity Central Index Key	0000904979
Current Fiscal Year End Date	--10-31
Entity Filer Category	Smaller Reporting Company
Document Type	10-K
Document Period End Date	Oct. 31, 2011
Document Fiscal Year Focus	2011
Document Fiscal Period Focus	FY
Amendment Flag	false
Entity Common Stock, Shares Outstanding		16,762,428
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Public Float	$ 58,622,218