Related Party Transactions (Details) - USD ($)  | 
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jul. 31, 2022  | 
Jul. 31, 2021  | 
Jul. 31, 2022  | 
Jul. 31, 2021  | 
|
| Board of Directors Chairman | ||||
| Related Party Transaction [Line Items] | ||||
| Paid to related party | $ 0 | $ 0 | $ 400,000 | $ 0 | 
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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| X | ||||||||||
- Definition Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. No definition available. 
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| X | ||||||||||
- Details 
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