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Income Taxes (Details)
3 Months Ended 6 Months Ended
Sep. 28, 2019
Sep. 29, 2018
Sep. 28, 2019
Sep. 29, 2018
Operating Loss Carryforwards [Line Items]        
Effective tax rate (5.80%) 9.90% 1.70% 9.50%
United Kingdom | Foreign Tax Authority        
Operating Loss Carryforwards [Line Items]        
Provision for incomes taxes at the U.K. statutory tax rate     19.00% 19.00%