VARIABLE INTEREST ENTITIES - Variable Interest Entities Reflected on Condensed Consolidated Balance Sheets (Details) - Variable interest entities - USD ($) $ in Millions	Aug. 28, 2016	May 29, 2016
Variable Interest Entity [Line Items]
Total assets	$ 86.1	$ 82.2
Total liabilities	79.6	75.8
Cash and cash equivalents
Variable Interest Entity [Line Items]
Total assets	9.1	4.3
Receivables, less allowance for doubtful accounts
Variable Interest Entity [Line Items]
Total assets	0.1	0.1
Inventories
Variable Interest Entity [Line Items]
Total assets	1.4	1.2
Prepaid expenses and other current assets
Variable Interest Entity [Line Items]
Total assets	0.3	0.4
Property, plant and equipment, net
Variable Interest Entity [Line Items]
Total assets	51.4	52.2
Goodwill
Variable Interest Entity [Line Items]
Total assets	18.8	18.8
Brands, trademarks and other intangibles, net
Variable Interest Entity [Line Items]
Total assets	5.0	5.2
Notes payable
Variable Interest Entity [Line Items]
Total liabilities	1.0	1.0
Current installments of long-term debt
Variable Interest Entity [Line Items]
Total liabilities	1.2	0.5
Accounts payable
Variable Interest Entity [Line Items]
Total liabilities	13.5	10.9
Accrued payroll
Variable Interest Entity [Line Items]
Total liabilities	0.6	0.8
Other accrued liabilities
Variable Interest Entity [Line Items]
Total liabilities	1.3	0.9
Senior long-term debt, excluding current installments
Variable Interest Entity [Line Items]
Total liabilities	28.8	29.5
Other noncurrent liabilities (noncontrolling interest)
Variable Interest Entity [Line Items]
Total liabilities	$ 33.2	$ 32.2