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Loans Payable - Non-current asset on the balance sheet (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Loans Payable |  |
Loans payable-current | $ 56 | $ 61
Loan Payable - non-current | 1,639 | 92
NEBT Loan |  |
Loans Payable |  |
Loans payable-current | 9 | 7
Loan Payable - non-current | 9 | 16
RETOS 2015 |  |
Loans Payable |  |
Loans payable-current | 47 | 54
Loan Payable - non-current | 37 | $ 76
THERICEL Loan |  |
Loans Payable |  |
Loan Payable - non-current | $ 1,593 |

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