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Asset Impairment	12 Months Ended
Asset Impairment	Oct. 31, 2017
Restructuring and Related Activities [Abstract]
Asset Impairment	Asset Impairment During fiscal 2017, we recorded an asset impairment charge of $200 on an asset held for sale within the Level 2 of the fair value hierarchy and asset impairment charges of $41 related to idled equipment. During fiscal 2016, we recorded an asset impairment charge of $273 to reduce the real property of our former Valley City Steel facility, an asset impairment charge of $1,282 on an asset held for sale within the Level 2 of the fair value hierarchy and $476 related to idled equipment.