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Summary of Business and Significant Accounting Policies (Self-Insurance) (Details) - USD ($) | Jan. 31, 2025 | Jan. 31, 2024
--- | --- | ---
Loss Contingencies [Line Items] |  |
Discount rate | 4.00% | 4.00%
Expected future losses | $ 900,000 | $ 770,000
Self insurance reserve, current | 120,000 |
Product liability |  |
Loss Contingencies [Line Items] |  |
Self insurance reserve | 250,000 |
Workers Compensation |  |
Loss Contingencies [Line Items] |  |
Self insurance reserve | 250,000 |
General Liability |  |
Loss Contingencies [Line Items] |  |
Self insurance reserve | 50,000 |
Auto Liability |  |
Loss Contingencies [Line Items] |  |
Self insurance reserve | $ 50,000 |

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