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Fair Value (Details) £ in Millions |  |  |  | 3 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 02, 2019 | Jun. 12, 2017 USD ($) | Sep. 13, 2016 USD ($) | Sep. 01, 2018 USD ($) | May 29, 2021 USD ($) | May 30, 2020 USD ($) | Jun. 01, 2019 USD ($) | Jun. 02, 2018 USD ($) | May 30, 2020 GBP (£) | Jun. 01, 2019 GBP (£) | Jun. 07, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Derivative Liability, Notional Amount |  |  |  |  |  | $ 52,600,000 | $ 38,100,000 |  |  |  |
Derivative Asset, Notional Amount | £ |  |  |  |  |  |  |  |  | £ 27.5 | £ 19.2 |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax |  |  |  |  |  | (17,200,000) | (12,800,000) | $ 7,500,000 |  |  |
Gain (Loss) on Cash Flow Hedge Ineffectiveness, Net |  |  |  |  |  | 0 | 0 | 0 |  |  |
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount |  |  |  | $ 2,100,000 |  | 0 | 2,100,000 | 0 |  |  |
Equity Securities without Readily Determinable Fair Value, Amount |  |  |  |  |  | 3,600,000 |  |  |  |  |
Redeemable noncontrolling interests |  |  |  |  |  | 50,400,000 | 20,600,000 |  |  |  |
Goodwill Impairment Charges |  |  |  |  |  | 125,500,000 |  |  |  |  |
Indefinite-lived Intangible Assets Impairment Charges |  |  |  |  |  | 53,300,000 |  |  |  |  |
Payments to Noncontrolling Interests |  |  |  |  |  | $ 20,300,000 | 10,100,000 | 1,000,000.0 |  |  |
Contingent Equity Purchase |  |  |  |  |  | 33.00% |  |  |  |  |
Forecast |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Gross Amount to be Transferred |  |  |  |  | $ (4,300,000) |  |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred |  |  |  |  | $ (3,200,000) |  |  |  |  |  |
Other, net | Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax |  |  |  |  |  | $ (800,000) | 500,000 | 300,000 |  |  |
Herman Miller Consumer Holdings |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Redeemable noncontrolling interests |  |  |  |  |  | 0 | 20,600,000 | $ 30,500,000 |  |  |
Payments to Acquire Additional Interest in Subsidiaries |  |  |  |  |  | 20,400,000 |  |  |  |  |
Purchase of redeemable noncontrolling interests |  |  |  |  |  | $ 20,400,000 | $ 10,100,000 |  |  |  |
Herman Miller Consumer Holdings |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  |  |  |  |  |  | 5.00% |  |  | 5.00% |
Foreign Exchange Forward | Not Designated as Hedging Instrument |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Derivative, Term of Contract |  |  |  |  |  | 30 days |  |  |  |  |
Interest rate swap agreement |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Derivative Asset, Notional Amount |  | $ 75,000,000.0 | $ 150,000,000.0 |  |  |  |  |  |  |  |
Debt Conversion, Converted Instrument, Rate |  | 238.70% | 1.949% |  |  |  |  |  |  |  |
Interest rate swap agreement | Quoted Prices with Other Observable Inputs (Level 2) | Fair Value, Recurring [Member] |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Interest Rate Swap Agreement |  |  |  |  |  | $ 25,000,000.0 | $ 1,200,000 |  |  |  |
Interest rate swap agreement | Other Liabilities | Quoted Prices with Other Observable Inputs (Level 2) | Fair Value, Recurring [Member] |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Interest Rate Swap Agreement |  |  |  |  |  |  | $ 2,200,000 |  |  |  |
Relief from Royalty Approach | Minimum | Discount Rate |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Indefinite-lived Intangibles Fair Value Inputs |  |  |  |  |  | 12.75% |  |  |  |  |
Relief from Royalty Approach | Minimum | Royalty Rate |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Indefinite-lived Intangibles Fair Value Inputs |  |  |  |  |  | 1.00% |  |  |  |  |
Relief from Royalty Approach | Maximum | Discount Rate |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Indefinite-lived Intangibles Fair Value Inputs |  |  |  |  |  | 17.25% |  |  |  |  |
Relief from Royalty Approach | Maximum | Royalty Rate |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Indefinite-lived Intangibles Fair Value Inputs |  |  |  |  |  | 3.00% |  |  |  |  |
HAY A/S |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |  |  |  |  |  |  |  |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 34.00% |  |  |  |  |  |  |  |  |  | 33.00%
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions | 67.00% |  |  |  |  |  |  |  |  |  |

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