Financial Instruments - Fair Value of Derivatives Not Designated as Hedge Instruments (Detail) - Not Designated as Hedge Instrument - Foreign Exchange Forward Contracts - USD ($) $ in Thousands |
Apr. 30, 2019 |
Apr. 30, 2018 |
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| Derivative assets: | ||
| Fair Value of Derivative Assets | $ 821 | $ 1,778 |
| Derivative liabilities: | ||
| Fair Value of Derivative Liabilities | $ 722 | $ 1,025 |
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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. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Fair value as of the balance sheet date of all foreign currency derivative liabilities not designated as hedging instruments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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