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Long-term Debt and Other Credit Arrangements (Tables) | 12 Months Ended
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Apr. 30, 2017
Debt Disclosure [Abstract] |
Summary of Amounts Outstanding Under Term Loan | Amounts outstanding under the term loans were as follows as of April 30:
$ in thousands |  | 2017 |  |  | 2016 |
Term Loan A payable |  | $ | 2,667 |  |  | $ | 2,866 |
Term Loan B payable |  |  | 682 |  |  |  | 904 |
Less: current portion |  |  | (918) |  |  |  | (421) |
Long-term debt |  | $ | 2,431 |  |  | $ | 3,349 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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