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Debt (Summary of Interest Expense) (Details) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 3 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jul. 03, 2020 | Jul. 05, 2019
Convertible Debt |  |  |
Debt Instrument [Line Items] |  |  |
Contractual interest expense |  | $ 6 | $ 10
Amortization of debt discount and issuance costs |  | 1 | 4
Payments in lieu of conversion price adjustments |  | $ 2 | $ 0
Convertible Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Dividends paid | $ 0.125 |  |

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- Definition Amount of amortization expense attributable to debt discount (premium) and debt issuance costs. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28555-108399 + Details
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