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Taxes - Reconciliation of Beginning and Ending Amounts of Unrecognized Tax Benefits Excluding Accrued Interest (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 30, 2019
Mar. 31, 2018
Apr. 01, 2017
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]      
Unrecognized tax benefits beginning balance $ 101 $ 27 $ 17
Additions related to prior period tax positions 81 30 2
Additions related to current period tax positions 21 45 10
Decreases in prior period positions due to lapses in statute of limitations (1) (1) (2)
Decreases related to prior period tax positions 3 0 0
Decreases related to audit settlements (7) 0 0
Unrecognized tax benefits ending balance $ 192 $ 101 $ 27