Restructuring and Other Charges (Details) - Fiscal 2021 Strategic Realignment Plan - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Dec. 25, 2021	Dec. 26, 2020	Dec. 25, 2021	Dec. 26, 2020
Restructuring Cost and Reserve [Line Items]
Cash-related restructuring charges	$ 1.9	$ 8.9	$ 2.4	$ 169.1
Cash-related Restructuring Charges, Cost Incurred to Date	161.5		161.5
Non-cash charges	0.0	9.6	21.3	35.2
Non-cash Charges, Cost Incurred to Date	99.0		99.0
Restructuring and non-cash charges	1.9	18.5	23.7	204.3
Restructuring and Related Cost, Cost Incurred to Date	260.5		260.5
Severance and benefit costs
Restructuring Cost and Reserve [Line Items]
Cash-related restructuring charges	0.0	3.1	(3.9)	159.4
Cash-related Restructuring Charges, Cost Incurred to Date	140.3		140.3
Other cash charges
Restructuring Cost and Reserve [Line Items]
Cash-related restructuring charges	1.9	5.8	6.3	9.7
Cash-related Restructuring Charges, Cost Incurred to Date	21.2		21.2
Restructuring Income	(3.1)		(3.1)
Impairment of assets
Restructuring Cost and Reserve [Line Items]
Non-cash charges	0.0	2.6	19.3	26.9
Non-cash Charges, Cost Incurred to Date	88.7		88.7
Inventory-related charges
Restructuring Cost and Reserve [Line Items]
Non-cash charges	0.0	7.0	0.0	8.3
Non-cash Charges, Cost Incurred to Date	8.3		8.3
Accelerated stock-based compensation expense
Restructuring Cost and Reserve [Line Items]
Non-cash charges	0.0	$ 0.0	2.0	$ 0.0
Non-cash Charges, Cost Incurred to Date	$ 2.0		$ 2.0