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Commitments and Contingencies - Additional Information (Detail) - USD ($) | 9 Months Ended |
--- | --- | ---
Jan. 29, 2016 | Jan. 23, 2015 | Apr. 24, 2015
Commitments and Contingencies Disclosure [Line Items] |  |  |
Future annual minimum lease payments | $ 216,000,000 |  |
Accrued purchase commitments with contract manufacturers | 9,000,000 |  | $ 17,000,000
Sale of finance receivables | 153,000,000 | $ 145,000,000 |
Legal proceedings and claims | $ 0 |  |
Maximum |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Terms of recourse leases | 3 years |  |
Inventory |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Purchase orders and other commitments | $ 265,000,000 |  |
Construction Related |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Purchase orders and other commitments | 45,000,000 |  |
Other |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Purchase orders and other commitments | $ 203,000,000 |  |

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- Definition Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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