v3.25.4

Earnings Per Share (Tables) | 6 Months Ended
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Nov. 29, 2025
Earnings Per Share [Abstract] |
Schedule of Reconciliation of Numerator and Denominator Used in the Calculation of Basic and Diluted Earnings Per Share | The table below presents a reconciliation of the numerator and denominator used in the calculation of basic and diluted earnings per share attributable to MillerKnoll, Inc.:
| Three Months Ended |  | Six Months Ended
| November 29, 2025 |  | November 30, 2024 |  | November 29, 2025 |  | November 30, 2024
Numerator: |  |  |  |  |  |  |
Net earnings attributable to MillerKnoll, Inc. - in millions | $ | 24.2 |  |  | $ | 34.1 |  |  | $ | 44.4 |  |  | $ | 32.9 |
Denominator: |  |  |  |  |  |  |
Weighted-average common shares outstanding - basic | 68,706,216 |  |  | 69,298,740 |  |  | 68,562,348 |  |  | 69,748,265 |
Potentially dilutive shares resulting from stock plans | 201,295 |  |  | 734,219 |  |  | 447,722 |  |  | 1,020,282 |
Weighted-average common shares outstanding - diluted | 68,907,511 |  |  | 70,032,959 |  |  | 69,010,070 |  |  | 70,768,547 |
Earnings per share attributable to MillerKnoll, Inc. - basic | $ | 0.35 |  |  | $ | 0.49 |  |  | $ | 0.65 |  |  | $ | 0.47 |
Earnings per share attributable to MillerKnoll, Inc. - diluted | $ | 0.35 |  |  | $ | 0.49 |  |  | $ | 0.64 |  |  | $ | 0.47 |
Antidilutive equity awards not included in weighted-average common shares - diluted | 4,910,589 |  |  | 1,376,198 |  |  | 4,252,532 |  |  | 1,259,270 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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