XML 42 R31.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Income Taxes (Tables) | 9 Months Ended
--- | ---
Jan. 31, 2018
Income Taxes [Abstract] |
Summary of Effective Income Tax Rate | The following table summarizes the effective tax rate for the three and nine months ended January 31, 2018 and 2017:
|  | Three Months Ended January 31, |  |  | Nine Months Ended January 31, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
Effective Tax Rate as Reported |  |  | (18.1 | )% |  |  | 3.2 | % |  |  | 4.0 | % |  |  | 49.5 | %
Estimated net impact in fiscal 2018 of non-recurring items from Tax Act |  |  | 42.9 | % |  |  | - |  |  |  | 17.4 | % |  |  | - |
Impact of unfavorable German court decision in fiscal 2017 |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (35.8 | )%
Impact of reduction in U.K. statutory rate on deferred tax balances in fiscal 2017 |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 4.4 | %
Effective Tax Rate excluding the impact of non-recurring items from the Tax Act in fiscal 2018 and the unfavorable German court decision and UK tax rate reduction in fiscal 2017 |  |  | 24.8 | % |  |  | 3.2 | % |  |  | 21.4 | % |  |  | 18.1 | %

X
- References No definition available. + Details
Name: | us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
Name: | us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration