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Summary of Business and Significant Accounting Policies (Self-Insurance) (Details) - USD ($) | Jan. 31, 2023 | Jan. 31, 2022
--- | --- | ---
Loss Contingencies [Line Items] |  |
Discount rate | 4.00% | 4.00%
Expected future losses | $ 1,300,000 | $ 1,200,000
Self insurance reserve, current | 200,000 |
Product liability |  |
Loss Contingencies [Line Items] |  |
Self insurance reserve | 250,000 | 250,000
Workers Compensation |  |
Loss Contingencies [Line Items] |  |
Self insurance reserve | 250,000 | 250,000
General liability |  |
Loss Contingencies [Line Items] |  |
Self insurance reserve | 50,000 | 50,000
Auto Liability |  |
Loss Contingencies [Line Items] |  |
Self insurance reserve | $ 50,000 | $ 50,000

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- Definition Carrying amount (including both current and noncurrent portions) of accrued known and estimated losses incurred as of the balance sheet date for which no insurance coverage exists, and for which a claim has been made or is probable of being asserted, typically arising from workmen's compensation-type of incidents and personal injury to nonemployees from accidents on the entity's property. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.24) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Carrying amount of accrued known and estimated losses incurred as of the balance sheet date for which no insurance coverage exists, and for which a claim has been made or is probable of being asserted, typically arising from workmen's compensation-type of incidents and personal injury to nonemployees from accidents on the entity's property that are expected to be paid within one year (or the normal operating cycle, if longer). + References No definition available. + Details
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