Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase (decrease), classified as other, of an asset representing the future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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GOODWILL AND OTHER INTANGIBLE ASSETS - Carrying Amount of Goodwill by Operating Segment (Details) - USD ($) $ in Thousands	3 Months Ended				12 Months Ended
	Oct. 29, 2017	Jul. 30, 2017	Apr. 30, 2017	Jan. 29, 2017	Oct. 28, 2018	Oct. 29, 2017	Oct. 30, 2016
Goodwill [Roll Forward]
Beginning Balance				$ 154,271	$ 148,291	$ 154,271
Impairment	$ (6,000)	$ 0	$ 0	0	0	(6,000)	$ 0
Other, net						20
Ending Balance	148,291				148,291	148,291	154,271
Ending Balance	148,291			154,271	148,291	154,271	154,271
CENTRIA
Goodwill [Roll Forward]
Impairment						(6,000)
Engineered Building Systems
Goodwill [Roll Forward]
Beginning Balance				14,310	14,310	14,310
Impairment						0
Other, net						0
Ending Balance	14,310				14,310	14,310	14,310
Ending Balance	14,310			14,310	14,310	14,310	14,310
Metal Components
Goodwill [Roll Forward]
Beginning Balance				7,110	7,110	7,110
Impairment						0
Other, net						0
Ending Balance	7,110				7,110	7,110	7,110
Ending Balance	7,110			7,110	7,110	7,110	7,110
Insulated Metal Panels
Goodwill [Roll Forward]
Beginning Balance				121,444	121,464	121,444
Impairment						0
Other, net						20
Ending Balance	121,464				121,464	121,464	121,444
Ending Balance	121,464			121,444	121,464	121,444	121,444
Metal Coil Coating
Goodwill [Roll Forward]
Beginning Balance				11,407	5,407	11,407
Impairment						(6,000)
Other, net						0
Ending Balance	5,407				5,407	5,407	11,407
Ending Balance	$ 5,407			$ 11,407	$ 5,407	$ 11,407	$ 11,407