| Dec 31, 2021 | Sep 24, 2022 | Sep 30, 2023 | Sep 28, 2024 |
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| Cash and cash equivalents | 812,884 | 354 | 259 | 727 |
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| Marketable securities | - | - | 287 | - |
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| Accounts receivable | - | 3 | 69 | 202 |
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| Unbilled accounts receivable | - | 102 | 121 | 218 |
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| Inventories | - | 92 | 136 | 106 |
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| Deferred expenses | - | 29 | 35 | 1 |
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| Prepaid expenses and other current assets | - | 26 | 85 | 101 |
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| Total current assets | 2 | 605 | 992 | 1,356 |
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| Property and equipment, net | - | 25 | 35 | 97 |
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| Intangible assets, net | - | 1 | 0 | 4 |
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| Equity method investment | - | - | - | 81 |
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| Other assets | - | 0 | 24 | 41 |
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| Total assets | 322 | 631 | 1,051 | 1,579 |
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| Accounts payable | 194,638 | 68 | 110 | 175 |
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| Accrued expenses and other current liabilities | - | - | - | 166 |
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| Deferred revenue | - | 394 | 787 | 676 |
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| Total current liabilities | 40 | 523 | 1,025 | 1,017 |
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| Deferred revenue | - | 31 | - | 129 |
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| Other liabilities | - | 8 | 28 | 42 |
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| Total liabilities | 15 | 562 | 1,053 | 1,188 |
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| Class A Common Stock | 104 | 0 | 0 | 0 |
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| Class V-1 Common Stock | - | 0 | 0 | 0 |
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| Class V-3 Common Stock | - | 0 | 0 | 0 |
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| Other Additional Capital | - | 58 | 58 | - |
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| Additional paid-in capital | - | 1,238 | 1,254 | 1,524 |
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| Accumulated deficit | -13,542,144 | -1,300 | -1,310 | -1,324 |
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| Accumulated other comprehensive loss | - | -2 | -2 | -3 |
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| Class A Common Stock | 104 | - | - | - |
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| Total stockholders' equity | -13,541,240 | 69 | 0 | 390 |
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| Noncontrolling interest | - | 62 | -3 | 193 |
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| Class A Common Stock | - | 0 | 0 | 0 |
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| Class V-1 Common Stock | - | 0 | 0 | 0 |
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| Class V-3 Common Stock | - | 0 | 0 | 0 |
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| Total equity | - | 69 | -3 | 390 |
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| Total liabilities and equity | 322 | 631 | 1,051 | 1,579 |
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