Leases (Assets and Liabilities) (Details) $ in Millions	Feb. 29, 2020 USD ($)
Leases [Abstract]
Operating lease right-of-use assets, net	$ 71.7
Finance Lease, Right-of-Use Asset	11.4
Total lease assets	83.1
Operating lease liabilities	22.7
Operating lease liabilities	52.0
Total operating lease liabilities	74.7
Finance Lease, Liability, Current	2.1
Finance Lease, Liability, Noncurrent	10.0
Total finance lease liabilities	12.1
Total lease liabilities	$ 86.8