PENSION AND OTHER POST-RETIREMENT BENEFITS - Condensed Combined and Consolidated statements of earnings (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Nov. 27, 2016	Nov. 29, 2015	Nov. 27, 2016	Nov. 29, 2015
Defined Benefit Plan Disclosure [Line Items]
Pension cost incurred	$ (0.2)	$ 1.6		$ 3.2
Cost of sales
Defined Benefit Plan Disclosure [Line Items]
Pension cost incurred	2.6	3.0	$ 5.5	6.0
Selling, general and administrative expense
Defined Benefit Plan Disclosure [Line Items]
Pension cost incurred	$ (2.8)	$ (1.4)	$ (5.5)	$ (2.8)