Leases (Lease Maturity) (Details) $ in Millions	May 31, 2020 USD ($)
Operating Lease
Fiscal 2021	$ 26.8
Fiscal 2022	25.3
Fiscal 2023	19.4
Fiscal 2024	11.8
Fiscal 2025	7.6
Fiscal 2026 and thereafter	24.8
Total lease payments	115.7
Less: interest	(17.2)
Total lease liabilities	98.5
Finance Lease
Fiscal 2021	2.5
Fiscal 2022	2.4
Fiscal 2023	2.3
Fiscal 2024	2.1
Fiscal 2025	1.3
Fiscal 2026 and thereafter	2.4
Total lease payments	13.0
Less: interest	(1.4)
Total lease liabilities	$ 11.6