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v3.24.2

Schedule of Revenue Recognizes From Operating Lease Arrangements (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Apr. 30, 2024 | Apr. 30, 2023
Product Information [Line Items] |  |
Revenue | $ 5,525 | $ 2,732
North And South America [Member] |  |
Product Information [Line Items] |  |
Revenue | 5,278 | 2,389
Europe [Member] |  |
Product Information [Line Items] |  |
Revenue | 247 | 90
Asia and Australia [Member] |  |
Product Information [Line Items] |  |
Revenue |  | 253
Region [Member] |  |
Product Information [Line Items] |  |
Revenue | 5,525 | 2,732
WAMV [Member] |  |
Product Information [Line Items] |  |
Revenue | 3,304 | 1,586
Buoy [Member] |  |
Product Information [Line Items] |  |
Revenue | 1,739 | 269
Service [Member] |  |
Product Information [Line Items] |  |
Revenue | 482 | 877
Product [Member] |  |
Product Information [Line Items] |  |
Revenue | 5,525 | 2,732
Accounting Standards Update 2014-09 [Member] | North And South America [Member] |  |
Product Information [Line Items] |  |
Revenue | 4,101 | 1,722
Accounting Standards Update 2014-09 [Member] | Europe [Member] |  |
Product Information [Line Items] |  |
Revenue | 32 | 90
Accounting Standards Update 2014-09 [Member] | Asia and Australia [Member] |  |
Product Information [Line Items] |  |
Revenue |  | 253
Accounting Standards Update 2014-09 [Member] | Region [Member] |  |
Product Information [Line Items] |  |
Revenue | 4,133 | 2,065
Accounting Standards Update 2014-09 [Member] | WAMV [Member] |  |
Product Information [Line Items] |  |
Revenue | 1,912 | 919
Accounting Standards Update 2014-09 [Member] | Buoy [Member] |  |
Product Information [Line Items] |  |
Revenue | 1,739 | 269
Accounting Standards Update 2014-09 [Member] | Service [Member] |  |
Product Information [Line Items] |  |
Revenue | 482 | 877
Accounting Standards Update 2014-09 [Member] | Product [Member] |  |
Product Information [Line Items] |  |
Revenue | 4,133 | 2,065
Accounting Standards Update 2016-02 [Member] | North And South America [Member] |  |
Product Information [Line Items] |  |
Revenue | 1,177 | 667
Accounting Standards Update 2016-02 [Member] | Europe [Member] |  |
Product Information [Line Items] |  |
Revenue | 215 |
Accounting Standards Update 2016-02 [Member] | Asia and Australia [Member] |  |
Product Information [Line Items] |  |
Revenue |  |
Accounting Standards Update 2016-02 [Member] | Region [Member] |  |
Product Information [Line Items] |  |
Revenue | 1,392 | 667
Accounting Standards Update 2016-02 [Member] | WAMV [Member] |  |
Product Information [Line Items] |  |
Revenue | 1,392 | 667
Accounting Standards Update 2016-02 [Member] | Buoy [Member] |  |
Product Information [Line Items] |  |
Revenue |  |
Accounting Standards Update 2016-02 [Member] | Service [Member] |  |
Product Information [Line Items] |  |
Revenue |  |
Accounting Standards Update 2016-02 [Member] | Product [Member] |  |
Product Information [Line Items] |  |
Revenue | $ 1,392 | $ 667

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