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Share-Based Compensation - Narrative (Details)
12 Months Ended
Mar. 28, 2020
USD ($)
type_of_restricted_share_unit
equityPlan
shares
Mar. 30, 2019
USD ($)
$ / shares
Mar. 31, 2018
USD ($)
$ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of equity plans (in plans) | equityPlan 2    
Outstanding options unvested (in shares) | shares 286,020    
Outstanding options vested (in shares) | shares 1,785,076    
Intrinsic value of options exercised   $ 94,000,000  
Exercise of employee share options $ 0 $ 29,000,000 $ 14,000,000
Weighted average grant date fair value of option (in dollars per share) | $ / shares   $ 24.49 $ 11.62
Estimated value of future forfeitures $ 22,000,000    
Stock options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation, vesting period 4 years    
Exercise of employee share options   $ 29,000,000  
Unrecognized stock based compensation expense $ 2,000,000    
Weighted average period of recognition 1 year 9 months 18 days    
Restricted Share Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized stock based compensation expense $ 111,000,000    
Weighted average period of recognition 3 years 3 days    
Types of equity instruments other than options | type_of_restricted_share_unit 2    
Fair value of restricted shares vested during a period $ 56,000,000 47,000,000 $ 18,000,000
Restricted Share Units | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation, vesting period 4 years    
Performance Shares      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized stock based compensation expense $ 7,000,000    
Weighted average period of recognition 1 year 5 months 12 days    
Fair value of restricted shares vested during a period $ 3,000,000 7,000,000 4,000,000
Performance Shares | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Potential number of shares that may be earned (as a percent) 150.00%    
Performance Shares | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Potential number of shares that may be earned (as a percent) 0.00%    
Restricted Shares      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Fair value of restricted shares vested during a period $ 0 $ 4,000,000 $ 4,000,000
Stock Option Plan 2008      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of plans adopted (in plans) | equityPlan 1    
Shares authorized for issuance (up to) (in shares) | shares 23,980,823    
Shares available for grant (in shares) | shares 0    
Expiration period 10 years    
Omnibus Incentive Plan 2012      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares authorized for issuance (up to) (in shares) | shares 15,246,000    
Shares available for grant (in shares) | shares 2,686,919    
Expiration period 7 years