Acquisitions (Details) - USD ($) $ in Millions	9 Months Ended
	Nov. 22, 2019	Feb. 22, 2019
Business Acquisition [Line Items]
Long-term Debt, Fair Value	$ 540.0	$ 492.0
Document Period End Date	Nov. 22, 2019
Smith System Q2 FY19 [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	$ 4.8
Finite-lived Intangible Assets Acquired	44.1
Business Combination, Consideration Transferred	140.0
Business Combination, Working Capital Adjustment	8.4
Business Combination, Contingent Consideration, Liability	5.0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	44.1
Business Acquisition, Goodwill, Expected Tax Deductible Amount	79.3
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	25.0
Finite-Lived Intangible Assets, Amortization Expense, Year Two	4.4
Finite-Lived Intangible Assets, Amortization Expense, Year Three	4.2
Finite-Lived Intangible Assets, Amortization Expense, Year Four	4.2
Finite-Lived Intangible Assets, Amortization Expense, Year Five	4.2
Finite-Lived Intangible Assets, Amortization Expense, Next Five Years	21.8
Smith System Q2 FY19 [Member] | Dealer relationships [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired	$ 12.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	11 years
Smith System Q2 FY19 [Member] | Trademarks [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired	$ 12.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	9 years
Smith System Q2 FY19 [Member] | Know-How/Design [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired	$ 16.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	9 years
Smith System Q2 FY19 [Member] | Other Intangible Assets [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired	$ 4.1
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 months 24 days
Orangebox Acquisition Q3 2019 [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	$ 4.2
Finite-lived Intangible Assets Acquired	42.2
Business Combination, Consideration Transferred	78.9
Business Combination, Working Capital Adjustment	0.5
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	42.2
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	16.7
Finite-Lived Intangible Assets, Amortization Expense, Year Two	4.1
Finite-Lived Intangible Assets, Amortization Expense, Year Three	4.1
Finite-Lived Intangible Assets, Amortization Expense, Year Four	4.1
Finite-Lived Intangible Assets, Amortization Expense, Year Five	4.1
Finite-Lived Intangible Assets, Amortization Expense, Next Five Years	20.6
Business Acquisition, Goodwill, Expected Non-Deductible Amount	23.4
Orangebox Acquisition Q3 2019 [Member] | Dealer relationships [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired	$ 23.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 years 10 months 24 days
Orangebox Acquisition Q3 2019 [Member] | Trademarks [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired	$ 13.2
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	9 years
Orangebox Acquisition Q3 2019 [Member] | Know-How/Design [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired	$ 5.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	9 years
Orangebox Acquisition Q3 2019 [Member] | Other Intangible Assets [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired	$ 1.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	2 months 12 days
EMEA [Member] | Orangebox Acquisition Q3 2019 [Member]
Business Acquisition [Line Items]
Business Acquisition, Goodwill, Expected Non-Deductible Amount	$ 18.8
Americas [Member] | Orangebox Acquisition Q3 2019 [Member]
Business Acquisition [Line Items]
Business Acquisition, Goodwill, Expected Non-Deductible Amount	$ 4.6