Leases (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 25, 2022	Feb. 26, 2021
Commitments and Contingencies Disclosure [Abstract]
Operating Leases, Future Minimum Payments Due, Next Twelve Months	$ 51.6
Operating Leases, Future Minimum Payments, Due in Two Years	45.5
Operating Leases, Future Minimum Payments, Due in Three Years	43.6
Operating Leases, Future Minimum Payments, Due in Four Years	32.8
Operating Leases, Future Minimum Payments, Due in Five Years	26.1
Operating Leases, Future Minimum Payments, Due Thereafter	52.1
Operating Leases, Future Minimum Payments Due	251.7
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	25.3
Operating Lease, Liability	226.4
Operating Lease, Payments, Use	54.1	$ 50.4
Lease Obligation Incurred	$ 33.1	$ 21.8
Operating Lease, Weighted Average Remaining Lease Term	5 years 10 months 24 days	6 years 7 months 6 days
Lessee, Operating Lease, Discount Rate	3.50%	3.80%
Operating Lease, Cost	$ 53.2	$ 51.8
Sublease Income	(2.0)	(2.4)
Operating Leases, Rent Expense, Net	$ 51.2	$ 49.4