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Operating Segments (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Nov. 28, 2020	Nov. 30, 2019	Nov. 28, 2020	Nov. 30, 2019	May 30, 2020
Segment Reporting Information
Net sales	$ 626.3	$ 674.2	$ 1,253.0	$ 1,345.2
Operating Earnings (Loss):	71.0	62.4	166.4	122.6
Total Assets	2,028.5		2,028.5		$ 2,053.9
North America Contract
Segment Reporting Information
Net sales	323.1	450.6	661.9	909.3
Operating Earnings (Loss):	35.6	62.5	87.4	125.4
Total Assets	760.9		760.9		769.5
International Contract
Segment Reporting Information
Net sales	168.1	118.2	321.7	232.0
Operating Earnings (Loss):	23.4	12.8	48.4	25.9
Total Assets	558.8		558.8		512.5
Retail
Segment Reporting Information
Net sales	135.1	105.4	269.4	203.9
Operating Earnings (Loss):	22.6	(0.9)	51.8	(4.9)
Total Assets	323.7		323.7		310.9
Corporate
Segment Reporting Information
Operating Earnings (Loss):	(10.6)	$ (12.0)	(21.2)	$ (23.8)
Total Assets	$ 385.1		$ 385.1		$ 461.0

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