Acquisitions - Additional Information (Details)			3 Months Ended		7 Months Ended	9 Months Ended
	Nov. 01, 2017 USD ($)	May 31, 2016 USD ($)	Dec. 30, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2016 USD ($)	Dec. 30, 2017 USD ($)	Dec. 31, 2016 USD ($)	Nov. 01, 2017 £ / shares
Business Acquisition [Line Items]
Total revenue			$ 1,440,100,000	$ 1,352,800,000		$ 3,539,100,000	$ 3,428,900,000
Net income			219,400,000	271,300,000		547,800,000	579,300,000
Jimmy Cho PLC
Business Acquisition [Line Items]
Total transaction value in a business acquisition	$ 1,447,400,000
Transaction costs			22,200,000			39,600,000
Fair value of acquisition consideration	1,181,200,000
Transition costs related to acquisition			3,400,000				11,300,000
Michael Kors (HK) Limited
Business Acquisition [Line Items]
Transaction costs							11,300,000
Ownership interest (percentage)		100.00%
Fair value of acquisition consideration		$ 500,000,000
Revenue of acquiree since acquisition date			79,800,000	65,700,000	$ 137,700,000	216,500,000
Net income (loss) of acquiree since acquisition date			$ 400,000	(5,300,000)	$ (11,300,000)	2,800,000
MK Panama
Business Acquisition [Line Items]
Total transaction value in a business acquisition						$ 500,000
Percentage of ownership interest after acquisition			75.00%			75.00%
Michael Kors Bidco | Subsidiaries | Jimmy Cho PLC
Business Acquisition [Line Items]
Purchase price per share (in gbp per share) | £ / shares								£ 2.30
Total transaction value in a business acquisition	1,447,000,000
Jimmy Choo
Business Acquisition [Line Items]
Total revenue			$ 114,700,000	$ 0		$ 114,700,000	$ 0
Net income			$ 8,100,000
Term Loan Facility | Unsecured debt
Business Acquisition [Line Items]
Aggregate principal amount	$ 1,000,000,000.000