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Cash, Cash Equivalents and Restricted Cash (Tables) | 6 Months Ended
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Jun. 30, 2023
Cash and Cash Equivalents [Abstract] |
Summary of Cash, Cash Equivalents and Restricted Cash | (in thousands):
|  | June 30, 2023 |  | December 31, 2022 |
Cash and cash equivalents |  | $ | 3,401 |  | $ | 6,100 |
Restricted Cash - current |  |  | - |  |  | 750 |
Restricted Cash - non-current |  |  | 750 |  |  | 750 |
Total cash, cash equivalents and restricted cash |  | $ | 4,151 |  | $ | 7,600 |

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