Receivables, net - Schedule of Receivables (Details) - USD ($) $ in Millions	Sep. 29, 2018	Apr. 01, 2018	Mar. 31, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Trade receivables	$ 393.7		$ 383.3
Receivables due from licensees	34.1		15.8
Receivables, gross	427.8		399.1
Less: allowances	(87.9)		(108.6)
Receivables, net	339.9	$ 294.3	290.5
Credit risk assumed by insured
Accounts, Notes, Loans and Financing Receivable [Line Items]
Trade receivables	$ 305.2		$ 296.2

Allowance For Doubtful Accounts Receivable Sales Returns And Other Current

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Receivables Due from Licensees, Gross, Current

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Receivables, Gross, Current

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amounts due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer) for goods or services (including trade receivables) that have been delivered or sold in the normal course of business.

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The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.

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