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v3.21.2

Acquisitions - Additional Information (Details) $ / shares in Units, $ in Millions |  | 1 Months Ended | 3 Months Ended |
--- | --- | --- | --- | ---
Jul. 19, 2021 USD ($) $ / shares | Aug. 28, 2021 USD ($) | Aug. 28, 2021 USD ($) | Aug. 29, 2020 USD ($) | May 29, 2021 USD ($)
Business Acquisition [Line Items] |  |  |  |  |
Goodwill |  | $ 1,283.9 | $ 1,283.9 |  | $ 364.2
Net (loss) earnings |  |  | $ (59.9) | $ 73.4 |
Knoll |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Transaction costs | $ 26.7 |  |  |  |
Number of shares of Herman Miller stock to be issued for each issued and outstanding share of Knoll | 0.32 |  |  |  |
Business acquisition, share price (in dollar per share) | $ / shares | $ 11.00 |  |  |  |
Aggregate cash paid to acquire business | $ 1,176.6 |  |  |  |
Fair value of replacement share awards | 53.4 |  |  |  |
Amount preliminarily allocated to purchase price | 22.4 |  |  |  |
Amount allocated to future services and to be expensed over remaining service periods | 31.0 |  |  |  |
Goodwill | 925.9 |  |  |  |
Revenues |  | 156.4 |  |  |
Net (loss) earnings |  | $ 45.9 |  |  |
Knoll | Knoll |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Goodwill | $ 925.9 |  |  |  |

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