Commitment and Contingencies (Details) - USD ($) |
Jul. 31, 2022 |
Jan. 31, 2022 |
|---|---|---|
| Line of Credit Facility [Line Items] | ||
| Litigation or contingency material loss | $ 0 | |
| Cash-Collateralized Standby Letters of Credit | ||
| Line of Credit Facility [Line Items] | ||
| Restricted cash | $ 10,400,000 | $ 12,000,000 |
| 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.
|
| X | ||||||||||
- Definition Amount of loss contingency liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|