Summary of Significant Accounting Policies and Related Data (Narrative) (Details) $ in Thousands	3 Months Ended				12 Months Ended
	Mar. 02, 2024 USD ($) reportingUnit	Feb. 26, 2022 USD ($)	Nov. 27, 2021 USD ($)	Aug. 28, 2021 facility	Mar. 02, 2024 USD ($) reportingUnit segment	Feb. 25, 2023 USD ($)	Feb. 26, 2022 USD ($)
Accounting Policies [Line Items]
Asset impairment charges					$ 6,195	$ 0	$ 21,497
Impairment losses, investments			$ 3,000
Long-lived asset impairment charge		$ 36,700
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration]							Impairment expense on goodwill and intangible assets
Number of reporting units | reportingUnit					4
Number of reportable segments | segment					4
Goodwill	$ 129,182	130,102			$ 129,182	129,026	$ 130,102
Fixed-price contracts, percentage of total revenue					34.00%
Percentage of total revenue					24.00%
Research and development expense					$ 30,300	25,500	17,300
Architectural Glass
Accounting Policies [Line Items]
Goodwill	$ 3,038	1,120			3,038	3,031	1,120
Number of facilities closed | facility				2
Architectural Framing Systems
Accounting Policies [Line Items]
Number of reporting units | reportingUnit	1
Goodwill	$ 90,186	$ 93,181			$ 90,186	90,137	93,181
Window and Wall Systems and Storefront and Finishing Solutions
Accounting Policies [Line Items]
Number of reporting units | reportingUnit					2
Window and Wall Systems
Accounting Policies [Line Items]
Goodwill	53,600				$ 53,600
Storefront and Finishing Solutions
Accounting Policies [Line Items]
Goodwill	$ 35,700				35,700
Selling, general and administrative expenses
Accounting Policies [Line Items]
Advertising expense					$ 1,300	$ 1,200	$ 1,200
Minimum
Accounting Policies [Line Items]
Estimated useful life	18 months				18 months
Minimum | Project Fortify
Accounting Policies [Line Items]
Expected restructuring cost	$ 16,000				$ 16,000
Minimum | Project Fortify | Termination benefits
Accounting Policies [Line Items]
Expected restructuring cost	7,000				7,000
Minimum | Project Fortify | Contract Termination
Accounting Policies [Line Items]
Expected restructuring cost	2,000				2,000
Minimum | Project Fortify | Other restructuring charges
Accounting Policies [Line Items]
Expected restructuring cost	$ 6,000				$ 6,000
Maximum
Accounting Policies [Line Items]
Estimated useful life	30 years				30 years
Maximum | Project Fortify
Accounting Policies [Line Items]
Expected restructuring cost	$ 18,000				$ 18,000
Maximum | Project Fortify | Termination benefits
Accounting Policies [Line Items]
Expected restructuring cost	9,000				9,000
Maximum | Project Fortify | Contract Termination
Accounting Policies [Line Items]
Expected restructuring cost	3,000				3,000
Maximum | Project Fortify | Other restructuring charges
Accounting Policies [Line Items]
Expected restructuring cost	$ 7,000				$ 7,000
Buildings and improvements | Minimum
Accounting Policies [Line Items]
Estimated useful lives	10 years				10 years
Buildings and improvements | Maximum
Accounting Policies [Line Items]
Estimated useful lives	25 years				25 years
Machinery and equipment | Minimum
Accounting Policies [Line Items]
Estimated useful lives	3 years				3 years
Machinery and equipment | Maximum
Accounting Policies [Line Items]
Estimated useful lives	10 years				10 years
Computer and office equipment and furniture | Minimum
Accounting Policies [Line Items]
Estimated useful lives	3 years				3 years
Computer and office equipment and furniture | Maximum
Accounting Policies [Line Items]
Estimated useful lives	7 years				7 years
Recognized at shipment
Accounting Policies [Line Items]
Percentage of total revenue					42.00%