v3.25.4

Restructuring and Integration Expense - Narrative (Details) - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Nov. 29, 2025 | Nov. 30, 2024 | Nov. 29, 2025 | Nov. 30, 2024 | May 31, 2025 | Jun. 01, 2024
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring expense | $ 1,400,000 | $ 0 | $ 1,900,000 | $ 0 |  |
Knoll Integration |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Pre-tax integration expense incurred to-date | 144,400,000 |  | 144,400,000 |  |  |
Future restructuring costs expected | 0 |  | 0 |  |  |
Restructuring expense | 0 | $ 0 | 0 | 28,300,000 |  |
Knoll Integration | Exit and Disposal Activities |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring expense |  |  |  | 25,800,000 |  |
Liability balance | 0 |  | 0 |  |  |
Knoll Integration | Other Restructuring |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring expense |  |  |  | $ 2,500,000 |  |
2026 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring expense | 1,500,000 |  | 2,000,000.0 |  |  |
Depreciation | 1,200,000 |  | 1,700,000 |  |  |
2026 Restructuring Plan | Exit and Disposal Activities |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring expense |  |  | 200,000 |  |  |
Liability balance | 0 |  | 0 |  | $ 0 |
2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Future restructuring costs expected | 0 |  | 0 |  | 0 |
Restructuring expense |  |  |  |  | 14,800,000 |
2025 Restructuring Plan | Exit and Disposal Activities |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring expense |  |  | 0 |  |  |
Liability balance | 0 |  | 0 |  | 0 |
2024 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Future restructuring costs expected | 0 |  | 0 |  |  | $ 0
2024 Restructuring Plan | Exit and Disposal Activities |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring expense |  |  | 0 |  |  |
Liability balance | $ 0 |  | $ 0 |  | $ 0 |

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