OPERATING SEGMENTS (Details) $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 30, 2016 USD ($)	Jul. 31, 2016 USD ($)	May 01, 2016 USD ($)	Jan. 31, 2016 USD ($)	Nov. 01, 2015 USD ($)	Aug. 02, 2015 USD ($)	May 03, 2015 USD ($)	Feb. 01, 2015 USD ($)	Oct. 30, 2016 USD ($) operating_segment	Nov. 01, 2015 USD ($)	Nov. 02, 2014 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | operating_segment									3
Sales	$ 480,314	$ 462,353	$ 372,247	$ 370,014	$ 459,831	$ 420,789	$ 360,147	$ 322,926	$ 1,684,928	$ 1,563,693	$ 1,370,540
External sales									1,684,928	1,563,693	1,370,540
Income from operations									108,779	56,831	25,096
Unallocated other expense									(29,815)	(30,041)	(12,421)
Income before income taxes									78,964	26,790	12,675
Depreciation and amortization									41,924	51,392	36,952
Capital expenditures									21,024	20,683	18,020
Property, plant and equipment, net	242,212				257,892				242,212	257,892	244,714
Total assets	1,058,296				1,079,729				1,058,296	1,079,729	758,683
Engineered building systems
Segment Reporting Information [Line Items]
Sales									672,235	667,166	669,843
External sales									652,471	647,881	649,344
Income from operations									62,046	51,410	32,525
Depreciation and amortization									9,767	10,224	10,896
Capital expenditures									7,571	6,053	2,569
Property, plant and equipment, net	50,862				51,196				50,862	51,196	43,876
Total assets	229,422				218,646				229,422	218,646	209,281
Metal components
Segment Reporting Information [Line Items]
Sales									1,044,040	920,845	694,858
External sales									925,863	815,310	607,594
Income from operations									102,495	50,541	33,306
Depreciation and amortization									26,416	35,713	19,643
Capital expenditures									9,133	9,145	8,646
Property, plant and equipment, net	141,282				152,346				141,282	152,346	132,086
Total assets	654,534				654,762				654,534	654,762	365,874
Metal coil coating
Segment Reporting Information [Line Items]
Sales									247,736	231,732	246,582
External sales									106,594	100,502	113,602
Income from operations									25,289	19,080	23,982
Depreciation and amortization									4,674	4,401	4,031
Capital expenditures									1,805	3,279	3,935
Property, plant and equipment, net	39,678				42,558				39,678	42,558	43,690
Total assets	87,194				81,456				87,194	81,456	84,519
Intersegment sales
Segment Reporting Information [Line Items]
Sales									(279,083)	(256,050)	(240,743)
Corporate
Segment Reporting Information [Line Items]
Income from operations									(81,051)	(64,200)	(64,717)
Depreciation and amortization									1,067	1,054	2,382
Capital expenditures									2,515	2,206	2,870
Property, plant and equipment, net	10,390				11,792				10,390	11,792	25,062
Total assets	$ 87,146				$ 124,865				$ 87,146	$ 124,865	$ 99,009