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Recently Issued Accounting Standards (Details) - USD ($) $ in Millions	12 Months Ended
	Mar. 30, 2019	Apr. 01, 2018	Mar. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expenses, impact of adoption of ASU 2014-09		$ (12.1)
Deferred income, impact of adoption of ASU 2014-09		(6.1)
Inventory return asset	$ 18.4		$ 0.0
Accounting Standards Update 2017-12 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption		0.7
Accounting Standards Update 2016-16 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption		(0.6)
Accounting Standards Update 2014-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption		$ (5.2)
Minimum [Member] | Accounting Standards Update 2016-02 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Expected ROU Asset & Liability upon adoption of ASU 2016-02	1,600.0
Expected ASU 2016-02 adoption-related ROU asset impairment charge - retained earnings adjustment - certain BTS lease	170.0
Expected ASU 2016-02 adoption-related ROU asset impairment charge - retained earnings adjustment - certain retail location leases	20.0
Maximum [Member] | Accounting Standards Update 2016-02 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Expected ROU Asset & Liability upon adoption of ASU 2016-02	1,800.0
Expected ASU 2016-02 adoption-related ROU asset impairment charge - retained earnings adjustment - certain BTS lease	190.0
Expected ASU 2016-02 adoption-related ROU asset impairment charge - retained earnings adjustment - certain retail location leases	$ 30.0

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- Definition

Increase (decrease) to opening balance of deferred revenue resulting from adoption of ASU 2014-09

+ References

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Expected ASU 2016-02 adoption-related ROU asset impairment charge - retained earnings adjustment - certain BTS lease

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Expected ROU Asset & Liability upon adoption of ASU 2016-02

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Inventory return asset - inventory amounts associated with estimated sales returns

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Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.

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