Goodwill & Other Intangible Assets Intangible Assets (Details) - USD ($) $ in Millions		12 Months Ended
		Feb. 28, 2020		Feb. 22, 2019	Feb. 23, 2018
Schedule Of Intangible Assets By Major ClassLine Items [Line Items]
Intangible assets amortization expense		$ 12.4		$ 12.3	$ 1.3
Finite-lived intangible assets, gross		150.7		162.3
Finite-lived intangible assets, accumulated amortization		56.7		55.8
Finite-lived intangible assets, net		94.0		106.5
Indefinite-lived intangible assets, gross		8.9		12.8
Indefinite-lived intangible assets, accumulated amortization		0.0		0.0
Indefinite-lived intangible assets, net		8.9		12.8
Other intangible assets, gross		159.6		175.1
Other intangible assets, net		102.9		119.3
Estimated Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization expense, 2019		12.0
Amortization expense, 2020		11.7
Amortization expense, 2021		11.6
Amortization expense, 2022		11.1
Amortization expense, 2023		11.3
Amortization Expense, 2019-2023 Total		$ 57.7
Patented Technology [Member]
Schedule Of Intangible Assets By Major ClassLine Items [Line Items]
Weighted average useful life		9 years 9 months
Finite-lived intangible assets, gross		$ 15.8		26.8
Finite-lived intangible assets, accumulated amortization		13.1		23.8
Finite-lived intangible assets, net		2.7		3.0
Know-How/Design [Member]
Schedule Of Intangible Assets By Major ClassLine Items [Line Items]
Finite-lived intangible assets, gross		20.8	[1]	21.0
Finite-lived intangible assets, accumulated amortization		3.6	[1]	1.3
Finite-lived intangible assets, net		$ 17.2	[1]	19.7
Non-compete agreements [Member]
Schedule Of Intangible Assets By Major ClassLine Items [Line Items]
Weighted average useful life		6 years 2 months
Finite-lived intangible assets, gross		$ 1.2		1.2
Finite-lived intangible assets, accumulated amortization		1.2		1.2
Finite-lived intangible assets, net		$ 0.0		0.0
Trademarks [Member]
Schedule Of Intangible Assets By Major ClassLine Items [Line Items]
Weighted average useful life		9 years 11 months
Finite-lived intangible assets, gross		$ 35.4		35.8
Finite-lived intangible assets, accumulated amortization		13.7		11.0
Finite-lived intangible assets, net		$ 21.7	[1]	24.8
Dealer relationships [Member]
Schedule Of Intangible Assets By Major ClassLine Items [Line Items]
Weighted average useful life		11 years
Finite-lived intangible assets, gross		$ 56.7	[1]	57.0
Finite-lived intangible assets, accumulated amortization		9.3	[1]	4.1
Finite-lived intangible assets, net	[1]	$ 47.4
Other Intangible Assets [Member]
Schedule Of Intangible Assets By Major ClassLine Items [Line Items]
Weighted average useful life		4 years 8 months
Finite-lived intangible assets, gross		$ 20.8	[1]	20.5
Finite-lived intangible assets, accumulated amortization		15.8	[1]	14.4
Finite-lived intangible assets, net		5.0	[1]	6.1
Other category [Member]
Schedule Of Intangible Assets By Major ClassLine Items [Line Items]
Intangible asset impairment charges		$ 0.0		$ 0.0

[1] In 2019, we acquired Smith System, resulting in additional intangible assets in the Americas segment. We also acquired Orangebox resulting in additional intangible assets in the Americas and EMEA segments. See Note 20 for additional information.