v3.25.2

Significant Accounting and Reporting Policies - Schedule of Property, Plan and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
	May 31, 2025	Jun. 01, 2024
Property, Plant and Equipment [Line Items]
Accumulated depreciation	$ (1,142.7)	$ (1,090.7)
Property and equipment, net	496.1	492.0
Commitments for future capital purchases	$ 69.2
Buildings
Property, Plant and Equipment [Line Items]
Estimated useful lives	40 years
Software Development
Property, Plant and Equipment [Line Items]
Estimated useful lives	10 years
Land and improvements
Property, Plant and Equipment [Line Items]
Property, gross	$ 56.3	55.0
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, gross	407.2	403.0
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, gross	$ 1,107.3	1,069.6
Machinery and equipment \| Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives	3 years
Machinery and equipment \| Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives	10 years
Construction in progress
Property, Plant and Equipment [Line Items]
Property, gross	$ 68.0	$ 55.1

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

+ References

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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

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MILLERKNOLL, INC. 10-K