Net investment in sublease - Additional Information (Details) |
12 Months Ended |
|---|---|
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Dec. 31, 2020
USD ($)
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| Net investment in sublease | |
| Lease modification loss | $ 62,935 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of loss on lease modification. No definition available.
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