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Property and Equipment, net | 6 Months Ended
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Oct. 31, 2023
Property, Plant and Equipment [Abstract] |
Property and Equipment, net | (6) Property and Equipment, net The components of property and equipment, net as of October 31, 2023 and April 30, 2023 consisted of the following: Schedule of Components of Property and Equipment
|  | October 31, 2023 |  |  | April 30, 2023 |
|  | (in thousands) |
Equipment |  | $ | 1,040 |  |  | $ | 783 |
Computer equipment & software |  |  | 728 |  |  |  | 700 |
Office furniture & equipment |  |  | 422 |  |  |  | 386 |
Leasehold improvements |  |  | 628 |  |  |  | 611 |
Leased WAM-V’s |  |  | 620 |  |  |  | 371 |
Leased Buoys |  |  | 111 |  |  |  | — |
Property and equipment, gross |  |  | 3,549 |  |  |  | 2,851 |
Less: accumulated depreciation |  |  | (1,743 | ) |  |  | (1,571 | )
Property and equipment, net |  | $ | 1,806 |  |  | $ | 1,280 |
Leased WAM-V’s represent fixed assets that are part of underlying operating leases with customers as discussed in the revenue recognition section of ASC 842 policy disclosure. Depreciation expense was approximately $172,000 and $117,000 for the six-month periods ended October 31, 2023 and 2022, respectively. Depreciation expense was approximately $101,000 and $74,000 for the three-month periods ended October 31, 2023 and 2022, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//360/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 6 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-7 + Details
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