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Fair Values of Derivative Instruments (Detail) - USD ($) $ in Thousands	May 05, 2019	Apr. 29, 2018
Other Current Assets
Derivatives, Fair Value [Line Items]
Derivatives designated as cash flow hedges, Assets	$ 475	$ 460
Derivatives not designated as hedging instruments, Assets		36
Other Long-Term Assets
Derivatives, Fair Value [Line Items]
Derivatives designated as cash flow hedges, Assets		79
Other Current Liabilities
Derivatives, Fair Value [Line Items]
Derivatives designated as cash flow hedges, Liabilities		$ (51)

X

- Definition

Fair value of all asset derivatives designated as cash flow hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959

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X

- Definition

Fair value of all liability derivatives designated as cash flow hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959

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+ References

No definition available.

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- Definition

Fair value as of the balance sheet date of all foreign currency derivative assets not designated as hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959

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