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Restructuring Charges (Tables) | 3 Months Ended
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Jul. 31, 2020
Restructuring And Related Activities [Abstract] |
Activities Related to Restructuring Reserves | Activities related to our restructuring plans are summarized as follows (in millions):
|  | Three Months Ended |  |  | Three Months Ended |
|  | July 31, 2020 |  |  | July 26, 2019 |
|  | May 2020 Plan |  |  | May 2019 Plan |  |  | April 2019 Plan |  |  | Total |  |  | May 2019 Plan |  |  | April 2019 Plan |  |  | November 2016 Plan |  |  | Total |
Balance at beginning of period |  | $ | — |  |  | $ | 1 |  |  | $ | — |  |  | $ | 1 |  |  | $ | — |  |  | $ | 15 |  |  | $ | 4 |  |  | $ | 19 |
Net charges |  |  | 5 |  |  |  | — |  |  |  | — |  |  |  | 5 |  |  |  | 21 |  |  |  | — |  |  |  | — |  |  |  | 21 |
Cash payments |  |  | (5 | ) |  |  | — |  |  |  | — |  |  |  | (5 | ) |  |  | (11 | ) |  |  | (9 | ) |  |  | — |  |  |  | (20 | )
Other |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (4 | ) |  |  | (4 | )
Balance at end of period |  | $ | — |  |  | $ | 1 |  |  | $ | — |  |  | $ | 1 |  |  | $ | 10 |  |  | $ | 6 |  |  | $ | — |  |  | $ | 16 |

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- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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