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Investments in Nonconsolidated Affiliates (Details) $ in Millions			3 Months Ended
	Aug. 31, 2018 USD ($)	Jun. 07, 2018 USD ($)	Jun. 01, 2019 USD ($) occurence	Mar. 02, 2019	Jun. 02, 2018 USD ($)
Schedule of Equity Method Investments
Number of Equity Method Investments | occurence			7
Kvadrat Maharam Pty Limited
Schedule of Equity Method Investments
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity			$ 1.8		$ 1.9
Equity Method Investment, Ownership Percentage			50.00%		50.00%
Naughtone Holdings Limited
Schedule of Equity Method Investments
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity			$ 9.8		$ 10.2
Equity Method Investment, Ownership Percentage			52.50%	50.00%	50.00%
Payments to Acquire Businesses, Gross			$ 2.0
Equity Method Investment, Temporary Difference Between Carrying Amount and Underlying Equity			2.0		$ 2.4
Equity Method Investment, Permanent Difference Between Carrying Amount and Underlying Equity			7.8		$ 7.8
Global Holdings Netherlands B.V.
Schedule of Equity Method Investments
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity	$ 3.1		$ 2.7
Equity Method Investment, Ownership Percentage			48.20%		0.00%
Equity Method Investment, Temporary Difference Between Carrying Amount and Underlying Equity	2.7		$ 2.3
Equity Method Investment, Permanent Difference Between Carrying Amount and Underlying Equity	0.4		0.4
HAY A/S
Schedule of Equity Method Investments
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity		$ 62.9	$ 56.8
Equity Method Investment, Ownership Percentage			33.00%		0.00%
Equity Method Investment, Temporary Difference Between Carrying Amount and Underlying Equity		26.6	$ 22.6
Equity Method Investment, Permanent Difference Between Carrying Amount and Underlying Equity		36.3	$ 34.2
Global Holdings Netherlands B.V.
Schedule of Equity Method Investments
Payments to Acquire Businesses, Gross	$ 6.1
Business Acquisition, Percentage of Voting Interests Acquired	48.20%
HAY A/S
Schedule of Equity Method Investments
Payments to Acquire Businesses, Gross		$ 65.5
Business Acquisition, Percentage of Voting Interests Acquired		33.00%

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