Investments In Unconsolidated Affiliates (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 22, 2019	Feb. 23, 2018	Feb. 24, 2017
Schedule of Equity Method Investments [Line Items]
Equity Method Investments	$ 45.5	$ 41.5
Cost Method Investments	11.4	6.9
Investments in unconsolidated affiliates	56.9	48.4
Equity in income of unconsolidated affiliates	13.7	12.8	$ 9.7
Proceeds from Equity Method Investment, Distribution	9.1	10.3	9.9
Revenue from Related Parties	302.6	254.7	270.0
Due to Affiliate	11.4	12.1	10.6
Summarized Financial Information [Abstract]
Equity Method Investment, Summarized Financial Information, Current Assets	230.2	225.0
Equity Method Investment, Summarized Financial Information, Noncurrent Assets	69.1	56.3
Equity Method Investment, Summarized Financial Information, Assets	299.3	281.3
Equity Method Investment, Summarized Financial Information, Current Liabilities	143.6	146.9
Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities	15.5	8.7
Equity Method Investment, Summarized Financial Information, Liabilities	159.1	155.6
Equity Method Investment, Summarized Financial Information, Revenue	806.4	708.9	649.1
Equity Method Investment, Summarized Financial Information, Gross Profit (Loss)	235.6	214.7	182.2
Equity Method Investment, Summarized Financial Information, Income (Loss) before income tax	64.2	54.6	40.8
Equity Method Investment, Summarized Financial Information, Net Income (Loss)	60.3	45.3	36.9
Equity Method Investee, Total Dealers [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investments	28.1	26.0
Equity in income of unconsolidated affiliates	$ 9.9	8.5	8.0
Equity Method Investee, Manufacturing Joint Ventures [Member]
Schedule of Equity Method Investments [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	49.00%
Equity Method Investments	$ 10.9	9.4
Equity in income of unconsolidated affiliates	$ 2.8	3.3	1.1
Equity Method Investee, Other [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Realized Gain (Loss) on Disposal		13.9
Noncontrolling Interest, Ownership Percentage by Parent	5.00%
Equity Method Investments	$ 6.5	6.1
Equity in income of unconsolidated affiliates	1.0	1.0	$ 0.6
Cost Method Investee, Total Dealers [Member] [Member]
Schedule of Equity Method Investments [Line Items]
Cost Method Investments	5.8	5.8
Cost Method Investee, Other [Member]
Schedule of Equity Method Investments [Line Items]
Cost Method Investments	$ 5.6	1.1
Minimum [Member] | Equity Method Investee, Total Dealers [Member]
Schedule of Equity Method Investments [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	25.00%
Minimum [Member] | Equity Method Investee, Other [Member]
Schedule of Equity Method Investments [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	5.00%
Minimum [Member] | Cost Method Investee, Total Dealers [Member] [Member]
Schedule of Equity Method Investments [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	1.00%
Minimum [Member] | Cost Method Investee, Other [Member]
Schedule of Equity Method Investments [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	1.00%
Maximum [Member] | Equity Method Investee, Total Dealers [Member]
Schedule of Equity Method Investments [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	40.00%
Maximum [Member] | Equity Method Investee, Other [Member]
Schedule of Equity Method Investments [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	28.00%
Maximum [Member] | Cost Method Investee, Total Dealers [Member] [Member]
Schedule of Equity Method Investments [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	10.00%
Maximum [Member] | Cost Method Investee, Other [Member]
Schedule of Equity Method Investments [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	10.00%
Equity Method Investee, Other [Member] | Equity Method Investee, Other [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Realized Gain (Loss) on Disposal		10.0
Equity Method Investee, Other [Member] | Equity Method Investee, Other [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Realized Gain (Loss) on Disposal		$ 3.9