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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% |  |

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