Restructuring and Other Charges - Narrative (Details) $ in Millions			3 Months Ended		6 Months Ended		16 Months Ended
		May 31, 2017 USD ($) Store	Sep. 29, 2018 USD ($)	Sep. 30, 2017 USD ($)	Sep. 29, 2018 USD ($) Store	Sep. 30, 2017 USD ($)	Sep. 29, 2018 Store
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other charges	[1]		$ 18.2	$ 22.0	$ 29.5	$ 23.3
Transaction and transition costs			16.0		23.1
Jimmy Cho PLC
Restructuring Cost and Reserve [Line Items]
Integration costs			6.8		13.9
Transaction costs				16.1		17.4
Gianni Versace S.p.A
Restructuring Cost and Reserve [Line Items]
Integration costs			2.7		2.7
Transaction costs			6.5		$ 6.5
Retail Fleet Optimization Plan
Restructuring Cost and Reserve [Line Items]
Anticipated annual savings		$ 60.0
Number of store closed | Store					19		66
Restructuring charges and other charges			1.2	5.9	$ 5.4	5.9
Retail Fleet Optimization Plan | Minimum
Restructuring Cost and Reserve [Line Items]
Number of stores expected to close | Store		100
Expected restructuring charges		$ 100.0
Retail Fleet Optimization Plan | Maximum
Restructuring Cost and Reserve [Line Items]
Number of stores expected to close | Store		125
Expected restructuring charges		$ 125.0
Jimmy Choo
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other charges	[1]		1.0
Lease-related costs | Retail Fleet Optimization Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other charges				5.3	5.1	5.3
Lease-related costs | Jimmy Choo
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other charges			$ 1.0		1.0
Severance and benefit costs | Retail Fleet Optimization Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges and other charges				$ 0.6	$ 0.3	$ 0.6

[1] Restructuring and other charges includes store closure costs recorded in connection with the Retail Fleet Optimization Plan and other restructuring initiatives, transition costs recorded in connection with the acquisition of Jimmy Choo Group Limited and transaction and transition costs recorded in connection with the Company’s agreement to acquire Gianni Versace S.p.A. (see Note 1, Note 4 and Note 9).