Fair Value (Tables)
|
12 Months Ended |
Dec. 31, 2022 |
|---|
| Senior Secured Convertible Notes [Member] |
|
| Fair Value (Tables) [Line Items] |
|
| Schedule of reconciliation of fair values |
|
2020 Notes
|
|
|
|
|
|
Ending fair value balance – December 31, 2020
|
|
$
|
13,398,000 |
|
|
Principal payments in cash and Common Stock
|
|
|
(15,172,727 |
)
|
|
Change in fair value reported in the statements of operations
|
|
|
2,030,904 |
|
|
Change in fair value reported in other comprehensive income
|
|
|
(70,000 |
)
|
|
Gain on extinguishment of debt reported in the statement of operations
|
|
|
(186,177 |
)
|
|
Ending fair value balance – October 5, 2021
|
|
$
|
—
|
|
|
| Senior Convertible Notes [Member] |
|
| Fair Value (Tables) [Line Items] |
|
| Schedule of reconciliation of fair values |
|
Senior Convertible Notes
|
|
|
|
|
|
Beginning fair value balance on October 5, 2021
|
|
$
|
18,000,000 |
|
|
Principal payments in cash and Common Stock
|
|
|
—
|
|
|
Change in fair value reported in the statements of operations
|
|
|
(665,000 |
)
|
|
Change in fair value reported in other comprehensive income
|
|
|
(30,000 |
)
|
|
Ending fair value balance – December 31, 2021
|
|
$
|
17,305,000 |
|
|
Principal payments in cash and Common Stock
|
|
|
(5,337,273 |
)
|
|
Change in fair value reported in the statements of operations
|
|
|
2,884,273 |
|
|
Change in fair value reported in other comprehensive income
|
|
|
(245,000 |
)
|
|
Ending fair value balance – December 31, 2022
|
|
$
|
14,607,000 |
|
|
| Schedule of fair value by using key inputs |
|
|
|
As of December 31,
|
|
Fair Value Assumptions – Senior Convertible Notes
|
|
2022
|
|
2021
|
|
Face value principal payable
|
|
$
|
14,662,727 |
|
|
$
|
20,000,000 |
|
|
Conversion prices, as adjusted for the Reverse Stock Split and certain securities offerings
|
|
$
|
4.75 |
|
|
$
|
4.05 |
|
|
Value of Common Stock on measurement date
|
|
$
|
0.69 |
|
|
$
|
1.75 |
|
|
Expected term (years)
|
|
|
1.8 |
|
|
|
2.8 |
|
|
Volatility
|
|
|
77 |
% |
|
|
75 |
% |
|
Market yield (range)
|
|
|
44.3 to 43.9 |
% |
|
|
37.1 to 0 |
% |
|
Risk free rate
|
|
|
4.4 |
% |
|
|
1.0 |
% |
|
Issue date
|
|
|
October 5, 2021
|
|
|
|
October 5, 2021
|
|
|
Maturity date
|
|
|
October 5, 2024
|
|
|
|
October 5, 2024
|
|
|
| Private Warrants [Member] |
|
| Fair Value (Tables) [Line Items] |
|
| Schedule of reconciliation of fair values |
|
|
|
As of December 31,
|
|
Fair Value Assumptions – Private Warrants
|
|
2022
|
|
2021
|
|
Number of Private Warrants
|
|
|
225,635 |
|
|
225,635 |
|
|
Exercise price, as adjusted for the Reverse Stock Split
|
|
$
|
230.00 |
|
$
|
230.00 |
|
|
Value of Common Stock on measurement date
|
|
$
|
0.69 |
|
$
|
1.75 |
|
|
Expected term (years)
|
|
|
1.46 |
|
|
2.46 |
|
|
Volatility
|
|
|
NM
|
|
|
85.8 |
%
|
|
Risk free rate
|
|
|
NM
|
|
|
0.8 |
%
|
|
| Schedule of fair value by using key inputs |
|
|
|
Year Ended December 31,
|
| |
|
2022
|
|
2021
|
|
Fair value balance at beginning of period
|
|
$
|
63,178 |
|
|
$
|
311,376 |
|
|
Change in fair value reported in the statements of operations
|
|
|
(63,178 |
)
|
|
|
(248,198 |
)
|
|
Fair value balance at end of period
|
|
$
|
—
|
|
|
$
|
63,178 |
|
|
| Common Warrants and Underwriter Warrants [Member] |
|
| Fair Value (Tables) [Line Items] |
|
| Schedule of fair value measurement unit offering common and underwriter warrants |
|
Fair Value Assumptions – 2022 Common and Underwriter Warrants
|
|
July 5,
2022
|
|
Exercise price as adjusted for the Reverse Stock Split
|
|
$
|
4.60 |
|
|
Expected term (years)
|
|
|
5.0 |
|
|
Volatility
|
|
|
136.9 |
%
|
|