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Summary of Significant Accounting Policies - Research and Development (Details) - USD ($) | 9 Months Ended
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Sep. 30, 2023 | Sep. 30, 2022
Summary of Significant Accounting Policies |  |
Research and Development costs have been offset by funds received | $ 60,000,000 | $ 0

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- References No definition available. + Details
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- Definition The amount of customer funding recorded as an offset to costs incurred for a fixed-price, best-efforts research and development cost-sharing arrangement with the Federal Government. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 912 -SubTopic 730 -Name Accounting Standards Codification -Section 25 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482517/912-730-25-1 + Details
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