Leases (Details Textual) - USD ($) $ in Thousands |
6 Months Ended | ||||
|---|---|---|---|---|---|
Jan. 31, 2023 |
Nov. 01, 2019 |
Oct. 31, 2019 |
Sep. 30, 2019 |
Apr. 01, 2019 |
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| Subsequent Event [Line Items] | |||||
| Operating Lease, Payments | $ 400 | ||||
| Operating Lease, Weighted Average Remaining Lease Term | 11 months 27 days | ||||
| Operating Lease, Weighted Average Discount Rate, Percent | 4.30% | ||||
| Operating Lease, Right-of-Use Asset | $ 699 | $ 1,300 | |||
| Operating Lease, Liability | $ 641 | $ 1,200 | |||
| New OH lease [Member] | Subsequent Event [Member] | |||||
| Subsequent Event [Line Items] | |||||
| Lessee, Operating Lease, Term of Contract | 63 months | ||||
| Lessee, Operating Lease, Lease Not yet Commenced, Description | November 2019 | ||||
| Lessee, Operating Lease, Lease Not yet Commenced, Option to Terminate | 70000 | ||||
| Existing OH lease [Member] | Subsequent Event [Member] | |||||
| Subsequent Event [Line Items] | |||||
| Lease Expiration Date | Oct. 31, 2019 |
| X | ||||||||||
- Definition Date which lease or group of leases is set to expire, in CCYY-MM-DD format. No definition available.
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- Definition Description of lessee's operating lease that has not yet commenced. Including, but not limited to, nature of involvement with construction or design of underlying asset for lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Description of terms and conditions of option to terminate lessee's operating lease that has not yet commenced. Includes, but is not limited to, information about option recognized as part of right-of-use asset and lease liability. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. No definition available.
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