Restructuring Charges , Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
Apr. 28, 2017	Apr. 29, 2016
Restructuring Charges
Special termination benefits	$ 73
Cost Synergies Initiative
Restructuring Charges
Expected cost synergies	850
Restructuring charges, including incremental defined benefit pension and post-retirement related expenses	441
Reversal of excess accrual	(68)	$ (18)
Settled non cash	27	23
Restructuring charges	368	332
Cost Synergies Initiative \| Asset write-downs
Restructuring Charges
Reversal of excess accrual	0	0
Settled non cash	27	23
Restructuring charges	27	23
Cost Synergies Initiative \| Impairment of property, plant and equipment
Restructuring Charges
Settled non cash	17	14
Cost Synergies Initiative \| Inventory write-offs and discontinued product lines \| Cost of products sold
Restructuring Charges
Settled non cash	$ 10	$ 9

Business Combination, Expected Cost Synergies

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- Definition

Defined Benefit Plan and Defined Contribution Plan, Cost of Providing Special and Contractual Termination Benefits

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- Definition

Restructuring Charges, Including Defined Benefit Pension and Post-Retirement Special Termination Expenses

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

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Amount of decrease in the reserve for full or partial settlement through consideration other than cash.

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