Property, Plant and Equipment (Details) $ in Thousands |
Jul. 31, 2021
USD ($)
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|---|---|
| Property, Plant and Equipment [Abstract] | |
| Building and building improvements | $ 100 |
| X | ||||||||||
- Definition Aggregate of the carrying amounts as of the balance sheet date of investments in building and building improvements. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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