Taxes - Significant Differences Between United States Federal Statutory Tax Rate and Company's Effective Tax Rate (Details) - USD ($)
$ in Millions |
12 Months Ended |
Mar. 28, 2020 |
Mar. 30, 2019 |
Mar. 31, 2018 |
| Tax Credit Carryforward [Line Items] |
|
|
|
| Provision for income taxes at the U.K. statutory tax rate |
19.00%
|
19.00%
|
19.00%
|
| State and local income taxes, net of federal benefit |
(1.90%)
|
0.90%
|
0.50%
|
| Effects of global financing arrangements |
21.70%
|
(8.10%)
|
(15.60%)
|
| U.S. tax reform |
0
|
0
|
0.020
|
| Differences in tax effects on foreign income |
1.20%
|
(1.80%)
|
6.70%
|
| Liability for uncertain tax positions |
5.70%
|
1.30%
|
6.60%
|
| Effect of changes in valuation allowances on deferred tax assets |
(30.90%)
|
2.80%
|
0.30%
|
| Excess tax benefits related to stock-based compensation |
(4.20%)
|
(2.60%)
|
(0.80%)
|
| Transaction costs |
0.00%
|
1.50%
|
0.90%
|
| Withholding tax |
(1.60%)
|
0.60%
|
1.20%
|
| Nondeductible goodwill impairment |
(15.10%)
|
0.00%
|
0.00%
|
| Other |
1.40%
|
(0.90%)
|
(0.60%)
|
| Effective tax rate |
(4.70%)
|
12.70%
|
20.20%
|
| Income tax expense from re-measurement of deferred tax assets |
|
|
$ 18
|
| Capital loss |
|
$ 11
|
|
| Foreign |
|
|
|
| Tax Credit Carryforward [Line Items] |
|
|
|
| Provision for income taxes at the U.K. statutory tax rate |
|
21.00%
|
31.54%
|