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Long-Term Debt (Tables) | 12 Months Ended
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Apr. 30, 2017
Principal Payments on Term Facility | purposes. Principal payments under the term facility are as follows:
Year Ending April 30, |  | Principal Payments on Term Loan |
|  | (in thousands) |
2018 |  | $ | 20,625 |
2019 |  |  | 25,781 |
2020 |  |  | 27,500 |
2021 |  |  | 27,500 |
2022 |  |  | 158,125 |
|  | $ | 259,531 |

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- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration