OPERATING SEGMENTS - Schedule of Segment Reporting Information by Segment (Details) $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 28, 2018 USD ($)	Jul. 29, 2018 USD ($)	Apr. 29, 2018 USD ($)	Jan. 28, 2018 USD ($)	Oct. 29, 2017 USD ($)	Jul. 30, 2017 USD ($)	Apr. 30, 2017 USD ($)	Jan. 29, 2017 USD ($)	Oct. 28, 2018 USD ($) operating_segment	Oct. 29, 2017 USD ($)	Oct. 30, 2016 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | operating_segment									4
Total net sales	$ 573,634	$ 548,525	$ 457,069	$ 421,349	$ 488,726	$ 469,385	$ 420,464	$ 391,703	$ 2,000,577	$ 1,770,278	$ 1,684,928
Income from operations									125,920	109,780	108,779
Unallocated other expense									(42,825)	(26,642)	(29,815)
Income before income taxes									83,095	83,138	78,964
Depreciation and amortization									42,325	41,318	41,924
Capital expenditures									47,827	22,074	21,024
Property, plant and equipment, net	236,240				226,995				236,240	226,995	242,212
Total assets	1,110,375				1,031,112				1,110,375	1,031,112	1,025,396
Engineered Building Systems
Segment Reporting Information [Line Items]
Total net sales									755,353	659,863	652,471
Metal Components
Segment Reporting Information [Line Items]
Total net sales									612,645	544,669	495,020
Insulated Metal Panels
Segment Reporting Information [Line Items]
Total net sales									424,762	372,304	347,771
Metal Coil Coating
Segment Reporting Information [Line Items]
Total net sales									207,817	193,442	189,666
Operating Segments | Engineered Building Systems
Segment Reporting Information [Line Items]
Total net sales									798,299	693,980	672,235
Income from operations									66,689	41,388	62,046
Depreciation and amortization									8,627	9,014	9,767
Capital expenditures									12,433	5,533	7,571
Property, plant and equipment, net	53,907				46,620				53,907	46,620	50,862
Total assets	225,304				195,426				225,304	195,426	194,190
Operating Segments | Metal Components
Segment Reporting Information [Line Items]
Total net sales									689,344	636,661	586,690
Income from operations									87,593	78,768	70,742
Depreciation and amortization									5,817	5,324	4,944
Capital expenditures									9,507	5,708	3,245
Property, plant and equipment, net	52,119				49,016				52,119	49,016	49,654
Total assets	226,083				186,369				226,083	186,369	172,048
Operating Segments | Insulated Metal Panels
Segment Reporting Information [Line Items]
Total net sales									504,413	441,404	396,327
Income from operations									47,495	47,932	24,620
Depreciation and amortization									17,604	17,907	17,862
Capital expenditures									5,975	5,731	4,744
Property, plant and equipment, net	57,415				70,853				57,415	70,853	76,899
Total assets	376,488				380,308				376,488	380,308	388,183
Operating Segments | Metal Coil Coating
Segment Reporting Information [Line Items]
Total net sales									417,296	368,880	346,348
Income from operations									28,588	21,459	32,422
Depreciation and amortization									8,488	8,243	8,284
Capital expenditures									9,028	3,376	2,949
Property, plant and equipment, net	53,819				50,855				53,819	50,855	54,407
Total assets	196,558				175,046				196,558	175,046	181,497
Intersegment
Segment Reporting Information [Line Items]
Total net sales									(408,775)	(370,647)	(316,672)
Corporate
Segment Reporting Information [Line Items]
Income from operations									(104,445)	(79,767)	(81,051)
Depreciation and amortization									1,789	830	1,067
Capital expenditures									10,884	1,726	2,515
Property, plant and equipment, net	18,980				9,651				18,980	9,651	10,390
Total assets	$ 85,942				$ 93,963				$ 85,942	$ 93,963	$ 89,478