Allowance For Doubtful Accounts Disclosures Allowance for Doubtful Accounts (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |
---|---|---|---|
Mar. 28, 2020 |
Mar. 30, 2019 |
Dec. 28, 2019 |
|
Schedule Of Financial Receivables [Line Items] | |||
Provision for doubtful accounts | $ 180 | $ 6 | |
Allowances for vendor receivables | 5 | $ 4 | |
SEC Schedule, 12-09, Allowance, Credit Loss [Member] | |||
Schedule Of Financial Receivables [Line Items] | |||
Allowance for Doubtful Accounts Receivable | 30 | ||
Provision for doubtful accounts | 180 | ||
Adoption of ASU 2016-13 | 1 | ||
Customer accounts written off—net of recoveries | 13 | ||
Allowance for Doubtful Accounts Receivable | $ 198 | $ 30 |