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Certain Balance Sheet Items (Tables) | 12 Months Ended
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Dec. 31, 2023
Certain Balance Sheet Items [Abstract] |
Schedule of Prepaid Expenses And Other Current Assets | Prepaid and other current assets at December 31, 2023 and 2022 consisted of the following:
| 2023 |  | 2022
Insurance recovery (a) | $ | — |  |  | $ | 30,000,000 |
Prepaid manufacturing expenses | 1,486,638 |  |  | 1,401,028 |
Other prepaid expenses | 3,907,027 |  |  | 18,729,453 |
| $ | 5,393,665 |  |  | $ | 50,130,481 |
Schedule of Accounts Payable And Accrued Expenses | Accounts payable and accrued expenses at December 31, 2023 and 2022 consisted of the following:
| 2023 |  | 2022
Trade accounts payable | $ | 3,577,826 |  |  | $ | 19,862,487 |
Accrued compensation | 9,837,104 |  |  | 12,574,921 |
Accrued litigation settlement (a) | — |  |  | 44,000,000 |
Other accrued expenses (b) (c) | 6,432,814 |  |  | 3,249,477 |
| $ | 19,847,744 |  |  | $ | 79,686,885 |
(a)In July 2022, the Company entered into a memorandum of understanding for the proposed settlement of class action securities litigation (see Note 11). The final judicial order for the settlement was issued in January 2023. The settlement consisted of $30.0 million in cash and $14.0 million in shares of the Company's common stock to settle all outstanding claims. As of December 31, 2022, the Company's insurance carriers had paid the cash component of the proposed settlement, which amounts were being held in escrow. The Company's insurance carriers paid $252,000 of other expenses on behalf of the Company, which amounts were offset against the insurers' cash commitment as part of the settlement. During the three months ended March 31, 2023, the cash component of the settlement was released from escrow and the Company issued 760,083 shares of common stock pursuant to the securities class action settlement. (b) In March 2023, the Company entered into a stipulation of settlement for the proposed settlement of shareholder derivative litigation (see Note 11). In June 2023, the court preliminarily approved the proposed settlement. As part of the settlement, in July 2023, the Company paid $1.2 million to plaintiffs’ counsel for their fees and expenses. This amount was accrued within “Other accrued expenses” as of December 31, 2022. On October 12, 2023, the court entered an order and final judgment approving the Settlement, which was effective on November 13, 2023. (c) December 31, 2023 balance includes $4.3 million liability for unused grant funding.

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- Definition Tabular disclosure of the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses. + References No definition available. + Details
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