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Goodwill | 3 Months Ended
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Jul. 31, 2023
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill | (8) Goodwill Goodwill in the amount of $8.5 million was recognized in November 2021 related to the acquisition of MAR. There have been no additions to or any impairment of goodwill during the three-month periods ended July 31, 2023 and 2022.

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