Income Taxes - Changes in Unrecognized Tax Benefits (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Apr. 30, 2020 |
Apr. 30, 2019 |
Apr. 30, 2018 |
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| Income Tax Disclosure [Abstract] | |||
| Unrecognized tax benefits, beginning of year | $ 7,794 | $ 3,674 | $ 2,478 |
| Settlement with tax authority | (1,767) | (1,771) | (708) |
| Additions based on tax positions related to the current year | 10 | 1,775 | 1,116 |
| Additions based on tax positions related to prior years | 4,116 | 788 | |
| Unrecognized tax benefits, end of year | $ 6,037 | $ 7,794 | $ 3,674 |
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- References No definition available.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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