Revenue Recognition - Schedule of Revenue Disaggregation (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Disaggregation of Revenue [Line Items]
Total revenue	$ 1,253.8	$ 1,146.6	$ 2,456.3	$ 2,099.0
The Americas
Disaggregation of Revenue [Line Items]
Total revenue	792.7	751.9	1,510.9	1,386.0
EMEA
Disaggregation of Revenue [Line Items]
Total revenue	289.2	270.7	591.0	471.9
Asia
Disaggregation of Revenue [Line Items]
Total revenue	171.9	124.0	354.4	241.1
MK Retail
Disaggregation of Revenue [Line Items]
Total revenue	643.9	645.0	1,283.4	1,264.9
MK Retail | The Americas
Disaggregation of Revenue [Line Items]
Total revenue	394.9	385.5	797.1	777.6
MK Retail | Europe
Disaggregation of Revenue [Line Items]
Total revenue	139.2	154.2	258.7	276.3
MK Retail | Asia
Disaggregation of Revenue [Line Items]
Total revenue	109.8	105.3	227.6	211.0
MK Wholesale
Disaggregation of Revenue [Line Items]
Total revenue	457.8	463.6	820.6	767.2
MK Wholesale | The Americas
Disaggregation of Revenue [Line Items]
Total revenue	354.3	340.4	629.4	567.6
MK Wholesale | EMEA
Disaggregation of Revenue [Line Items]
Total revenue	80.9	104.5	149.3	169.5
MK Wholesale | Asia
Disaggregation of Revenue [Line Items]
Total revenue	22.6	18.7	41.9	30.1
MK Licensing
Disaggregation of Revenue [Line Items]
Total revenue	35.4	38.0	62.9	66.9
MK Licensing | The Americas
Disaggregation of Revenue [Line Items]
Total revenue	23.1	26.0	38.4	40.8
MK Licensing | EMEA
Disaggregation of Revenue [Line Items]
Total revenue	12.3	12.0	24.5	26.1
Michael Kors
Disaggregation of Revenue [Line Items]
Total revenue	1,137.1	1,146.6	2,166.9	2,099.0
Jimmy Choo
Disaggregation of Revenue [Line Items]
Total revenue	116.7	0.0	289.4	0.0
Jimmy Choo | The Americas
Disaggregation of Revenue [Line Items]
Total revenue	20.4	0.0	46.0	0.0
Jimmy Choo | EMEA
Disaggregation of Revenue [Line Items]
Total revenue	56.8	0.0	158.5	0.0
Jimmy Choo | Asia
Disaggregation of Revenue [Line Items]
Total revenue	$ 39.5	$ 0.0	$ 84.9	$ 0.0