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v3.24.2

Significant Accounting and Reporting Policies - Goodwill and Indefinite-lived Intangible Assets (Details) - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Jun. 01, 2024 | Jun. 03, 2023 | Mar. 31, 2024 | May 28, 2022
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Impairment charges | $ 16.8 |  |  |
Indefinite-lived intangibles | 465.5 | $ 480.7 |  | $ 501.0
Trade name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Impairment charges | 16.8 |  |  |
Knoll Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Impaired intangible asset, excess of carrying value over fair value | $ 8.9 |  |  |
Impairment charges |  | 19.7 |  |
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration] | Impairment charges |  |  |
Knoll Trade Name | Carrying value |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Indefinite-lived intangibles | $ 153.3 | 173.0 |  |
Knoll Trade Name | Fair value |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Indefinite-lived intangibles | 144.4 | $ 153.3 |  |
Muuto Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Impaired intangible asset, excess of carrying value over fair value | $ 7.9 |  |  |
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration] | Impairment charges |  |  |
Muuto Trade Name | Carrying value |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Indefinite-lived intangibles | $ 88.4 |  |  |
Muuto Trade Name | Fair value |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Indefinite-lived intangibles | $ 80.5 |  |  |
Valuation Relief From Forecast Growth Rate 10% Decrease | Knoll Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 10.00% |  |  |
Impairment charges | $ 14.0 |  |  |
Valuation Relief From Forecast Growth Rate 10% Decrease | Muuto Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 10.00% |  |  |
Impairment charges | $ 8.0 |  |  |
Global Retail |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Excess of fair value over carrying amount (as percent) |  |  | 37.00% |
Measurement Input Forecasted Sales | Global Retail | Valuation Method, Reducing Reporting Unit's Forecasted Sales by 5% |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Excess of fair value over carrying amount (as percent) | 5.00% |  |  |
Measurement Input Forecasted Sales | Global Retail | Valuation Relief From Forecast Discount Rate 100 Basis Points Decrease |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 1.00% |  |  |
Measurement Input Forecasted Sales | Global Retail | Valuation Relief From Forecast Discount Rate 100 Basis Points Increase |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 1.00% |  |  |
Discount Rate | Relief from Royalty Approach | Knoll Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 12.00% |  |  |
Royalty Rate | Relief from Royalty Approach | Knoll Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 2.00% |  |  |
Royalty Rate | Relief from Royalty Approach | Muuto Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 4.50% |  |  |
Royalty Rate | Valuation Approach Royalty Rate 25bps Decrease | Knoll Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 0.25% |  |  |
Impairment charges | $ 18.0 |  |  |
Royalty Rate | Valuation Approach Royalty Rate 25bps Decrease | Muuto Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 0.25% |  |  |
Impairment charges | $ 4.5 |  |  |
Royalty Rate | Valuation Approach Discount Rate 100bps Increase | Knoll Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 1.00% |  |  |
Impairment charges | $ 14.0 |  |  |
Royalty Rate | Valuation Approach Discount Rate 100bps Increase | Muuto Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 1.00% |  |  |
Impairment charges | $ 8.0 |  |  |
Long-term Growth Rate | Relief from Royalty Approach | Knoll Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 2.50% |  |  |
Long-term Growth Rate | Relief from Royalty Approach | Muuto Trade Name |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Measurement inputs (as percent) | 3.00% |  |  |

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