Segment Information - Total Revenue (as Recognized Based on Country of Origin), and Long-Lived Assets by Geographic Location (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Dec. 30, 2017	Dec. 31, 2016	Apr. 01, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 1,440.1	$ 1,352.8	$ 3,539.1	$ 3,428.9
Long-lived assets, excluding goodwill	1,814.8		1,814.8		$ 1,009.6
The Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	946.6	983.8	2,332.6	2,419.7
Long-lived assets, excluding goodwill	332.6		332.6		356.1
EMEA
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	333.1	256.7	805.0	728.7
Long-lived assets, excluding goodwill	1,027.0		1,027.0		197.7
Asia
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	160.4	112.3	401.5	280.5
Long-lived assets, excluding goodwill	455.2		455.2		455.8
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	883.2	$ 925.7	2,164.0	$ 2,261.0
Long-lived assets, excluding goodwill	$ 286.4		$ 286.4		$ 328.8