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Revenue - Narrative (Details) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Oct. 30, 2020 | Apr. 24, 2020
Disaggregation of Revenue [Line Items] |  |
Deferred revenue | $ 317 | $ 303
Revenue recognized that was previously included in deferred revenue | 162 |
Estimated revenue expected to be recognized in future periods related to unsatisfied performance obligations | $ 1,100 |
Period over which remaining performance obligations are expected to be recognized as revenue | four years |
Other accrued expenses |  |
Disaggregation of Revenue [Line Items] |  |
Rebate obligations | $ 955 | 706
Deferred revenue | 225 | 213
Reduction of accounts receivable |  |
Disaggregation of Revenue [Line Items] |  |
Rebate obligations | 464 | 321
Other liabilities |  |
Disaggregation of Revenue [Line Items] |  |
Deferred revenue | $ 92 | $ 90

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