Annual report pursuant to Section 13 and 15(d)

Loan Payable (Details) - Schedule of future annual principal payments

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Loan Payable (Details) - Schedule of future annual principal payments - Citibank, N.A. [Member] - Mortgage Agreement [Member]
$ in Thousands
Jul. 31, 2019
USD ($)
Debt Instrument [Line Items]  
2020 $ 136
2021 144
2022 152
2023 160
2024 167
Thereafter 3,626
Total principal payments 4,385
Less: current portion, included in other current liabilities (136)
Unamortized mortgage costs (70)
Loan payable - net $ 4,179