Other liabilities (FY) (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2018 |
Sep. 30, 2020 |
Dec. 31, 2019 |
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| Other liabilities [Abstract] | |||
| Cash advance | $ 1,899 | $ 0 | |
| Investor prepayment | 0 | 500 | |
| Deferred rent | 15 | 0 | |
| Total other liabilities | 1,914 | $ 1,727 | $ 500 |
| Net cash advances | $ 1,900 |
| X | ||||||||||
- Definition Cash advances received from customers. No definition available.
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- Definition Cash advances received secured by customer payments on future sales and receivables. No definition available.
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- Definition Investor prepayment received from customers. No definition available.
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- Definition For a classified balance sheet, the cumulative difference as of the balance sheet date between the payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense, by the lessor or lessee, respectively, within one year of the balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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