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LEASES - Schedule of Maturities of Lease Liabilities (Details) $ in Millions | May 31, 2020 USD ($)
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Leases [Abstract] |
Operating Leases, 2021 | $ 53.0
Operating Leases, 2022 | 42.1
Operating Leases, 2023 | 36.5
Operating Leases, 2024 | 28.0
Operating Leases, 2025 | 19.7
Operating Leases, Later years | 118.6
Operating Leases, Total lease payments | 297.9
Less: Operating Leases, Imputed interest | (47.4)
Operating Leases, Total lease liabilities | $ 250.5
Operating Lease, Liability, Statement of Financial Position [Extensible List] | cag:OtherAccruedLiabilitiesAndOtherNoncurrentLiabilitiesMember
Finance Leases, 2021 | $ 30.3
Finance Leases, 2022 | 27.7
Finance Leases, 2023 | 23.7
Finance Leases, 2024 | 19.7
Finance Leases, 2025 | 17.8
Finance Leases, Later years | 75.5
Finance Leases, Total lease payments | 194.7
Less: Finance Leases, Imputed interest | (39.6)
Finance Leases, Total lease liabilities | 155.1
2021 | 83.3
2022 | 69.8
2023 | 60.2
2024 | 47.7
2025 | 37.5
Later years | 194.1
Total lease payments | 492.6
Less: Imputed interest | (87.0)
Total lease liabilities | $ 405.6

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