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PENSION AND POSTRETIREMENT BENEFITS - Schedule of Estimated Future Gross Benefit Payments (Details) $ in Millions | May 27, 2018 USD ($)
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Pension Benefits |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
2019 | $ 188.7
2020 | 184.2
2021 | 186.5
2022 | 189.0
2023 | 191.3
Succeeding 5 years | 980.7
Health Care and Life Insurance Benefits |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
2019 | 16.4
2020 | 14.7
2021 | 13.4
2022 | 12.1
2023 | 11.0
Succeeding 5 years | $ 40.1

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