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v3.25.1

Loans and Line of Credit - Long-Term Loans (Details) - USD ($) | 1 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Feb. 28, 2025 | Jan. 31, 2024 | Mar. 31, 2025 | Dec. 31, 2024 | Jan. 30, 2024 | Dec. 31, 2023
Long-term Loans |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  | $ 9,700,000 |
Term of loan |  |  |  |  | 5 years |
Interest rate |  |  |  |  | 6.50% |
Line of credit, Non Current |  |  | $ 7,900,000 |  |  |
Line of credit, Current |  |  | 52,500,000 |  |  |
Loan Balance |  |  | 50,763,000 | $ 45,963,000 |  |
Other long-term liabilities |  |  |  |  |  |
Long-term Loans |  |  |  |  |  |
Long term loans payable |  |  | 2,600,000 |  |  |
Short-term loans |  |  |  |  |  |
Long-term Loans |  |  |  |  |  |
Short-term loans payable | $ 100,000 |  |  |  |  |
Chaoyang Xinmei High Purity Semiconductor MaterialsCo. Ltd |  |  |  |  |  |
Long-term Loans |  |  |  |  |  |
Loan amount |  |  |  |  |  | $ 2,100,000
Value of option to repurchase production line |  |  |  |  |  | $ 14
Long term loan |  |  | 300,000 |  |  |
Chaoyang Xinmei High Purity Semiconductor MaterialsCo. Ltd | Other long-term liabilities |  |  |  |  |  |
Long-term Loans |  |  |  |  |  |
Long term loan |  |  | 300,000 |  |  |
Chaoyang Xinmei High Purity Semiconductor MaterialsCo. Ltd | Short-term loans |  |  |  |  |  |
Long-term Loans |  |  |  |  |  |
Loan Balance |  |  | 1,100,000 |  |  |
Chao Yang Tongmei High Purity Semiconductor Materials Co. Ltd [Member] |  |  |  |  |  |
Long-term Loans |  |  |  |  |  |
Proceeds from bank loan |  | $ 5,800,000 |  |  |  |
Chao Yang Tongmei High Purity Semiconductor Materials Co. Ltd [Member] | Other long-term liabilities |  |  |  |  |  |
Long-term Loans |  |  |  |  |  |
Line of credit, Non Current |  |  | 5,000,000 |  |  |
Chao Yang Tongmei High Purity Semiconductor Materials Co. Ltd [Member] | Short-term loans |  |  |  |  |  |
Long-term Loans |  |  |  |  |  |
Line of credit, Current |  |  | $ 600,000 |  |  |
Unsecured bank loans with 3.2% interest rate |  |  |  |  |  |
Long-term Loans |  |  |  |  |  |
Loan amount | $ 2,700,000 |  |  |  |  |
Line of credit, term | 14 months |  |  |  |  |
Interest rate | 3.20% |  |  |  |  |

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