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Common Stock and Per Share Information - Schedule of Calculation of Numerator and Denominator in Earnings Per Share (Details) - USD ($) $ in Millions	3 Months Ended												12 Months Ended
	Jun. 02, 2018	Mar. 03, 2018	Dec. 02, 2017	Sep. 02, 2017	Jun. 03, 2017	Mar. 04, 2017	Dec. 03, 2016	Sep. 03, 2016	May 28, 2016	Feb. 27, 2016	Nov. 28, 2015	Aug. 29, 2015	Jun. 02, 2018	Jun. 03, 2017	May 28, 2016
Numerator:
Numerator for both basic and diluted EPS, Net earnings attributable to Herman Miller, Inc.	$ 31.8	$ 29.8	$ 33.5	$ 33.1	$ 33.4	$ 22.5	$ 31.7	$ 36.3	$ 40.7	$ 27.9	$ 34.7	$ 33.5	$ 128.1	$ 123.9	$ 136.7
Denominator:
Denominator for basic EPS, weighted-average common shares outstanding													59,681,268	59,871,805	59,844,540
Potentially dilutive shares resulting from stock plans													630,037	682,784	684,729
Denominator for diluted EPS													60,311,305	60,554,589	60,529,269

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Denominator

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

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