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v3.25.2

Property and Equipment - Narrative (Details) - USD ($) | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jul. 31, 2025 | Jul. 31, 2024 | Apr. 30, 2023 | Apr. 30, 2022 | Apr. 30, 2025
Property, Plant and Equipment [Line Items] |  |  |  |  |
Depreciation and amortization | $ 358,000 | $ 449,000 |  |  |
Depreciation and amortization, excluding finance leases | 320,000 | 412,000 |  |  |
Finance lease, asset, gross | 1,000,000.0 |  |  |  | $ 1,000,000.0
Finance lease, depreciation and amortization | 38,000 | 37,000 |  |  |
Accumulated depreciation and amortization | 12,022,000 |  |  |  | $ 11,688,000
Loss on disposal of equipment | 20,000 | 0 |  |  |
Amortization of leased assets | $ 38,000 | 37,000 |  |  |
Finance lease, weighted average remaining lease term | 1 year 6 months 14 days |  |  |  |
2023 Finance Lease |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Finance lease costs | $ 368,000 |  | $ 368,000 |  |
Present value of minimum future obligations interest rate | 3.50% |  |  |  |
Amortization of leased assets | $ 19,000 | 18,000 |  |  |
Finance lease, interest payment on liability | 1,000 | 1,000 |  |  |
2022 Finance Lease |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Finance lease costs | $ 370,000 |  |  | $ 370,000 |
Present value of minimum future obligations interest rate | 3.25% |  |  |  |
Amortization of leased assets | $ 19,000 | 19,000 |  |  |
Finance lease, interest payment on liability | 1,300,000 | $ 2,000 |  |  |
Equipment |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Property, plant and equipment, disposals | 44,000 |  |  |  |
Accumulated depreciation and amortization | 24,000 |  |  |  |
Loss on disposal of equipment | $ 20,000 |  |  |  |
Minimum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Useful lives | 3 years |  |  |  |
Maximum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Useful lives | 9 years |  |  |  |

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