-- None. No documentation exists for this element. --

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- Definition

Contingent milestone payments in business acquisition transactions.

+ References

No definition available.

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- Definition

Amount of contingent consideration arrangement resulting from business combinations.

+ References

No definition available.

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- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

+ 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 (a)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

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- Definition

Value of input used to measure contingent consideration liability from business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Acquisitions , Contingent Consideration (Details) $ in Millions	12 Months Ended
	Apr. 26, 2019 USD ($)	Apr. 27, 2018 USD ($)	Apr. 26, 2019 USD ($)
Reconciliation of Beginning and Ending Balances of Contingent Milestone Payments Associated with Acquisitions
Beginning Balance	$ 173	$ 246
Purchase price contingent consideration	151	28
Contingent consideration payments	(36)	(72)
Change in fair value of contingent consideration	(66)	(29)
Ending Balance	222	173
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent consideration	173	$ 173	$ 222
Fair Value, Measurements, Recurring \| Level 3 \| Revenue-based payments
Reconciliation of Beginning and Ending Balances of Contingent Milestone Payments Associated with Acquisitions
Ending Balance	90
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent consideration	90		$ 90
Fair Value, Measurements, Recurring \| Level 3 \| Revenue-based payments \| Discount Rate \| Minimum
Fair Value Inputs
Contingent consideration, significant unobservable inputs			0.115
Fair Value, Measurements, Recurring \| Level 3 \| Revenue-based payments \| Discount Rate \| Maximum
Fair Value Inputs
Contingent consideration, significant unobservable inputs			0.325
Fair Value, Measurements, Recurring \| Level 3 \| Revenue-based payments \| Probability of Payment \| Minimum
Fair Value Inputs
Contingent consideration, significant unobservable inputs			0.65
Fair Value, Measurements, Recurring \| Level 3 \| Revenue-based payments \| Probability of Payment \| Maximum
Fair Value Inputs
Contingent consideration, significant unobservable inputs			1.00
Fair Value, Measurements, Recurring \| Level 3 \| Product development-based payments
Reconciliation of Beginning and Ending Balances of Contingent Milestone Payments Associated with Acquisitions
Ending Balance	132
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent consideration	$ 132		$ 132
Fair Value, Measurements, Recurring \| Level 3 \| Product development-based payments \| Discount Rate
Fair Value Inputs
Contingent consideration, significant unobservable inputs			0.055
Fair Value, Measurements, Recurring \| Level 3 \| Product development-based payments \| Probability of Payment \| Minimum
Fair Value Inputs
Contingent consideration, significant unobservable inputs			0.75
Fair Value, Measurements, Recurring \| Level 3 \| Product development-based payments \| Probability of Payment \| Maximum
Fair Value Inputs
Contingent consideration, significant unobservable inputs			1.00