Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Millions	Total	Preferred Stock	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Key Executive Deferred Compensation	Noncontrolling Interests
Balance at beginning of year at Jun. 03, 2017		$ 0.0	$ 11.9	$ 139.3	$ 519.5	$ (82.2)	$ (1.0)	$ 0.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options			0.1	3.8
Restricted stock units released			0.0	0.1
Repurchase and retirement of common stock			0.0	11.1
Stock-based compensation expense				1.6
Employee stock purchase plan issuances				0.5
Net income attributable to Herman Miller, Inc.	$ 33.1				33.1
Dividends declared on common stock (per share - 2019: $0.1975; 2018; $0.1800)					10.8
Redeemable noncontrolling interests valuation adjustment					0.2
Other comprehensive income (loss)	3.6					3.6
Balance at end of period at Sep. 02, 2017	608.7	0.0	12.0	133.9	542.2	(78.6)	(1.0)	0.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Herman Miller, Inc. Stockholders' Equity	608.5
Herman Miller, Inc. Stockholders' Equity	664.6
Balance at beginning of year at Jun. 02, 2018	664.8	0.0	11.7	116.6	598.3	(61.3)	(0.7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options			0.2	7.9
Restricted stock units released			0.1	0.0
Repurchase and retirement of common stock			0.1	20.7
Stock-based compensation expense				2.2
Employee stock purchase plan issuances				0.5
Net income attributable to Herman Miller, Inc.	35.8				35.8
Dividends declared on common stock (per share - 2019: $0.1975; 2018; $0.1800)					11.6
Redeemable noncontrolling interests valuation adjustment					0.0
Other comprehensive income (loss)	(7.8)					(7.8)
Balance at end of period at Sep. 01, 2018	673.2	$ 0.0	$ 11.9	$ 106.5	$ 624.5	$ (69.2)	$ (0.7)	$ 0.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Herman Miller, Inc. Stockholders' Equity	$ 673.0