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v3.21.2

Debt (Tables) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2020
Debt |  |
Schedule of debt |
|  |  |  |  |  |  |  | Debt |  |  |
|  |  |  |  | Unaccreted |  | Issuance |  | Carrying
|  | Principal |  | Discount |  | Costs |  | Value
1.0% promissory notes, due 2022 |  | $ | 10,343 |  | $ | — |  | $ | — |  | $ | 10,343
8.55% term loan, due 2024 |  |  | 42,145 |  |  | (2,867) |  |  | — |  |  | 39,278
Other notes |  |  | 600 |  |  | (117) |  |  | — |  |  | 483
|  | $ | 53,088 |  | $ | (2,984) |  | $ | — |  | $ | 50,104
| At December 31, 2020, debt was comprised of the following:
|  |  |  |  |  |  |  | Debt |  |  |
|  |  |  |  | Unaccreted |  | Issuance |  | Carrying
|  | Principal |  | Discount |  | Costs |  | Value
1.0% promissory notes, due 2022 |  | $ | 8,317 |  | $ | — |  | $ | — |  | $ | 8,317
11.05% term loan, due 2024 |  |  | 41,764 |  |  | (2,686) |  |  | (29) |  |  | 39,049
Other notes |  |  | 750 |  |  | (133) |  |  | — |  |  | 617
|  | $ | 50,831 |  | $ | (2,819) |  | $ | (29) |  | $ | 47,983
At December 31, 2019, debt was comprised of the following:
|  |  |  |  |  |  |  | Debt |  |  |
|  |  |  |  | Unaccreted |  | Issuance |  | Carrying
|  | Principal |  | Discount |  | Costs |  | Value
10% convertible promissory notes, due on demand |  | $ | 7,324 |  | $ | (36) |  | $ | — |  | $ | 7,288
6% promissory note, due 2020 |  |  | 185 |  |  | — |  |  | — |  |  | 185
2.55% promissory notes, due 2020 |  |  | 1,100 |  |  | (41) |  |  | — |  |  | 1,059
3.5% convertible promissory notes, due 2022 |  |  | 1,689 |  |  | (313) |  |  | — |  |  | 1,376
9.0% term loan, due 2023 |  |  | 40,500 |  |  | (528) |  |  | (689) |  |  | 39,283
3% promissory note (25% default), due 2024 |  |  | 3,000 |  |  | (2,906) |  |  | (57) |  |  | 37
Other notes |  |  | 233 |  |  | — |  |  | — |  |  | 233
|  | $ | 54,031 |  | $ | (3,824) |  | $ | (746) |  | $ | 49,461
|  |  |  |  | Fair
|  | Principal |  | Value
10% convertible notes recorded at fair value |  | $ | 5,500 |  | $ | 11,659
Schedule of minimum principal payment commitments |  | Minimum principal payment commitments as of December 31, 2020, are as follows:
|  | Principal
|  | Payments
2021 |  | $ | 4,799
2022 |  |  | 12,234
2023 |  |  | 20,346
2024 |  |  | 13,302
2025 |  |  | 150
Thereafter |  |  | —
|  | $ | 50,831

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