Reconciliation of Statutory Federal Income Tax Rate to Effective Consolidated Tax Rate (Detail) |
12 Months Ended | ||
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Apr. 30, 2017 |
Apr. 30, 2016 |
Apr. 30, 2015 |
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| Income Taxes [Line Items] | |||
| U.S. federal statutory income tax rate | 35.00% | 35.00% | 35.00% |
| Non-deductible transaction costs | 5.80% | ||
| Foreign tax rates differential | (9.10%) | (2.80%) | (4.20%) |
| COLI increase, net | (1.50%) | (2.90%) | (3.10%) |
| Conclusion of U.S. federal tax audit | (4.40%) | ||
| Non-deductible operating expenses | 0.60% | 1.50% | 0.50% |
| Devaluation of Venezuelan currency | 7.40% | ||
| Change in valuation allowance | (3.10%) | (6.20%) | |
| Change in uncertain tax positions | 1.30% | (0.10%) | |
| Foreign source income, net of credits generated | (0.10%) | 0.50% | 0.40% |
| Other | 3.30% | 3.70% | (0.50%) |
| Effective income tax rate | 25.10% | 38.90% | 28.00% |
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- Definition Effective Income Tax Rate Reconciliation Currency Devaluation No definition available.
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- Definition Effective Income Tax Rate Reconciliation Life Insurance No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Nondeductible Expense, Transaction Costs, Percent No definition available.
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- Definition Effective Income Tax Rate Reconciliation Tax On Foreign Earnings Net Of Foreign Tax Credits No definition available.
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- Definition Income Taxes [Line Items] No definition available.
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible expenses. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax contingencies. Includes, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to domestic income tax settlement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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