| Dec 31, 2020 | Dec 31, 2021 | Dec 31, 2022 | Dec 31, 2023 | Dec 31, 2024 |
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| Cash and cash equivalents | - | 6,263 | 1,736 | 1,370 | 1,607 |
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| Short-Term Investments | - | - | 2,177 | 2,490 | 2,424 |
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| Accounts Receivable, after Allowance for Credit Loss, Current | - | 3 | 20 | 52 | 112 |
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| Inventory | - | 127 | 834 | 696 | 408 |
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| Prepaid expenses | 937,786 | 70 | 64 | 70 | 53 |
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| Other Assets, Current | - | 43 | 82 | 80 | 270 |
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| Total current assets | 5 | 6,507 | 4,912 | 4,757 | 4,874 |
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| Property, plant and equipment, net | - | 1,182 | 2,167 | 2,811 | 3,263 |
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| Right-of-use assets | - | 162 | 215 | 222 | 212 |
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| Long-Term Investments | - | - | 530 | 461 | 1,012 |
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| Other noncurrent assets | - | 31 | 55 | 262 | 249 |
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| Equity Securities, FV-NI | - | - | - | - | 38 |
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| TOTAL ASSETS | 2,075 | 7,882 | 7,879 | 8,513 | 9,648 |
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| Accounts payable | - | 41 | 229 | 109 | 134 |
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| Finance Lease, Liability, Current | - | 4 | 11 | 8 | 7 |
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| Other Liabilities, Current | - | 318 | 635 | 799 | 1,025 |
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| Total current liabilities | - | 396 | 938 | 1,008 | 1,165 |
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| Finance Lease, Liability, Noncurrent | - | 6 | 81 | 78 | 76 |
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| Common stock warrant liability | - | 1,395 | 141 | 54 | 20 |
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| Long-term debt | - | 1,987 | 1,992 | 1,997 | 2,002 |
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| Other Liabilities, Noncurrent | - | 189 | 378 | 524 | 573 |
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| Derivative Liability, Noncurrent | - | - | - | - | 639 |
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| Total liabilities | 74 | 3,972 | 3,530 | 3,661 | 4,475 |
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| Series A Redeemable Convertible Preferred Stock | - | - | - | - | 730 |
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| Series B Redeemable Convertible Preferred Stock | - | - | - | - | 570 |
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| Redeemable convertible preferred stock, (related party) | 1,996 | - | - | - | 1,300 |
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| Common Stock, Value, Issued | - | 0 | 0 | 0 | 0 |
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| Additional paid-in capital | 8 | 9,996 | 11,752 | 15,066 | 16,808 |
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| Treasury stock, at cost, 857,825 shares at December 31, 2024 and 2023 | - | - | 21 | 21 | 21 |
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| Accumulated other comprehensive income (loss) | - | - | -12 | 5 | -2 |
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| Accumulated deficit | 3 | -6,100 | -7,400 | -10,200 | -12,900 |
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| Total stockholders’ equity | 5 | 3,909 | 4,350 | 4,852 | 3,873 |
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| TOTAL LIABILITIES, REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS’ EQUITY | 2,075 | 7,882 | 7,879 | 8,513 | 9,648 |
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