Restructuring and Related Activities (Reserve Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 25, 2023	Feb. 26, 2022	Feb. 27, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning balance	$ 85	$ 1,405	$ 3,263
Restructuring and Related Cost, Incurred Cost	116	4,075
Payments	(1,254)	(5,068)
Other adjustments	(182)	(865)
Restructuring Reserve, Ending Balance	85	1,405	3,263
Architectural Framing Systems
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning balance	62	440	2,872
Restructuring and Related Cost, Incurred Cost	0	2,000
Payments	(227)	(3,567)
Other adjustments	(151)	(865)
Restructuring Reserve, Ending Balance	62	440	2,872
Architectural Glass
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning balance	23	737	230
Restructuring and Related Cost, Incurred Cost	116	1,036
Payments	(813)	(529)
Other adjustments	(17)	0
Restructuring Reserve, Ending Balance	23	737	230
Corporate and other
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning balance	0	228	161
Restructuring and Related Cost, Incurred Cost	0	1,039
Payments	(214)	(972)
Other adjustments	(14)	0
Restructuring Reserve, Ending Balance	$ 0	$ 228	$ 161