LEASES - Balance Sheet Information (Details) - USD ($) $ in Millions	Feb. 27, 2021	Feb. 29, 2020	Sep. 07, 2019
Assets
Operating lease right-of-use assets	$ 6,015.6	$ 5,867.4	$ 602.5
Property and equipment, net	$ 384.9	$ 430.7
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Total property and equipment	Total property and equipment
Total lease assets	$ 6,400.5	$ 6,298.1
Current
Current operating lease obligations	605.3	563.1
Current maturities of long-term debt and finance lease obligations	$ 81.5	$ 83.4
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	Current maturities of long-term debt and finance lease obligations	Current maturities of long-term debt and finance lease obligations
Long-term
Long-term operating lease obligations	$ 5,548.0	$ 5,402.8
Long-term obligations	$ 531.2	$ 583.3
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Long-term debt and finance lease obligations	Long-term debt and finance lease obligations
Total lease liabilities	$ 6,766.0	$ 6,632.6