Quarterly report pursuant to Section 13 or 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
Jan. 31, 2020
USD ($)
Debt Instrument [Line Items]  
2020 $ 70
2021 144
2022 152
2023 160
2024 167
Thereafter 3,649
4,342
Less: Current portion (140)
Unamortized mortgage cost (64)
$ 4,138