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Defined Benefit Pension Plans (Tables) | 9 Months Ended
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Jan. 31, 2023
Retirement Benefits [Abstract] |
Pension Expenses | Pension expense / (income) consisted of the following (in thousands):
| Three Months Ended
| January 31, 2023 |  | January 31, 2022
Service cost | $ | — |  |  | $ | — |
Interest cost | 211 |  |  | 177 |
Expected return on plan assets | (350) |  |  | (401) |
Recognition of net loss | 157 |  |  | 136 |
Net periodic pension expense (income) | $ | 18 |  |  | $ | (88) |
| Nine Months Ended
| January 31, 2023 |  | January 31, 2022
Service cost | $ | — |  |  | $ | — |
Interest cost | 633 |  |  | 531 |
Expected return on plan assets | (1,051) |  |  | (1,203) |
Recognition of net loss | 471 |  |  | 406 |
Net periodic pension expense (income) | $ | 53 |  |  | $ | (266) |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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