Document and Entity Information - shares	3 Months Ended
	Jan. 31, 2019	Mar. 11, 2019
DEI [Abstract]
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-Q
Document Period End Date	Jan. 31, 2019
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q1
Amendment Flag	false
Entity Common Stock, Shares Outstanding		23,708,904
Entity Current Reporting Status	Yes