Business Segment Data - Schedule of Certain Segment Data (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 29, 2026	Aug. 30, 2025	Aug. 29, 2026	Aug. 30, 2025
Segment Reporting [Line Items]
Total segment net sales	$ 391,135	$ 358,194	$ 733,820	$ 704,816
Project Fortify | Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold
Segment Reporting [Line Items]
Acquisition-related cost	0	3,300	0	10,300
Project Fortify | Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense
Segment Reporting [Line Items]
Acquisition-related cost	1,000	1,000	1,000	7,000
Architectural Metals
Segment Reporting [Line Items]
Total segment net sales	143,520	140,922	265,954	269,519
Architectural Metals | Intersegment net sales
Segment Reporting [Line Items]
Total segment net sales	0	13	9	40
Architectural Metals | Operating Segments
Segment Reporting [Line Items]
Total segment net sales	143,520	140,935	265,963	269,559
Adjusted cost of sales	(101,895)	(100,178)	(191,948)	(197,782)
Adjusted SG&A	(23,020)	(23,681)	(45,264)	(49,148)
Depreciation and amortization	3,511	3,752	7,065	7,566
Adjusted EBITDA	22,116	20,828	35,816	30,195
Architectural Services
Segment Reporting [Line Items]
Total segment net sales	108,464	100,490	223,700	206,995
Architectural Services | Intersegment net sales
Segment Reporting [Line Items]
Total segment net sales	0	0	0	0
Architectural Services | Operating Segments
Segment Reporting [Line Items]
Total segment net sales	108,464	100,490	223,700	206,995
Adjusted cost of sales	(91,956)	(85,968)	(190,866)	(176,630)
Adjusted SG&A	(11,060)	(10,417)	(22,048)	(21,264)
Depreciation and amortization	801	911	1,599	1,983
Adjusted EBITDA	6,249	5,016	12,385	11,084
Architectural Glass
Segment Reporting [Line Items]
Total segment net sales	83,894	68,392	144,585	137,662
Architectural Glass | Intersegment net sales
Segment Reporting [Line Items]
Total segment net sales	3,529	3,789	10,552	7,792
Architectural Glass | Operating Segments
Segment Reporting [Line Items]
Total segment net sales	87,423	72,181	155,137	145,454
Adjusted cost of sales	(66,080)	(53,213)	(120,959)	(104,973)
Adjusted SG&A	(12,558)	(10,644)	(22,998)	(22,010)
Depreciation and amortization	4,207	3,323	7,705	6,593
Adjusted EBITDA	12,992	11,647	18,885	25,064
Performance Surfaces
Segment Reporting [Line Items]
Total segment net sales	55,257	48,390	99,581	90,640
Performance Surfaces | Intersegment net sales
Segment Reporting [Line Items]
Total segment net sales	0	0	0	0
Performance Surfaces | Operating Segments
Segment Reporting [Line Items]
Total segment net sales	55,257	48,390	99,581	90,640
Adjusted cost of sales	(37,421)	(31,941)	(69,334)	(60,157)
Adjusted SG&A	(9,355)	(9,017)	(19,139)	(18,642)
Depreciation and amortization	3,929	3,789	7,879	7,338
Adjusted EBITDA	$ 12,410	$ 11,221	$ 18,987	$ 19,179