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Stockholders Equity and StockBased Compensation (Details 3) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Total stock-based compensation expense | $ 2.0 | $ 1.3
Research And Development Expense [Member] |  |
Total stock-based compensation expense | 0.3 | 0.2
General And Administrative Expense [Member] |  |
Total stock-based compensation expense | $ 1.7 | $ 1.1

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