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Stock-Based Compensation - Schedule of Stock Option Activity Under the Plan and the Predecessor Plan (Details) - $ / shares
3 Months Ended 12 Months Ended
Mar. 31, 2025
Dec. 31, 2024
Share-Based Payment Arrangement [Abstract]    
Beginning balance, Number 3,818,000  
Granted 1,262,000  
Exercise of stock options, shares 0  
Forfeited and expired (342,000)  
Ending balance, Number 4,738,000 3,818,000
Vested and expected to vest 4,738,000  
Exercisable 1,906,000  
Beginning balance, Weighted-Average Exercise Price $ 6.37  
Weighted-Average Exercise Price, Granted 2.52  
Weighted-Average Exercise Price, Forfeited and expired 5.74  
Ending balance, Weighted-Average Exercise Price 5.39 $ 6.37
Weighted-Average Exercise Price, Vested and expected to vest 5.39  
Weighted-Average Exercise Price, Exercisable $ 5.26  
Weighted-Average Remaining Term (years) 8 years 2 months 12 days 7 years 2 months 12 days
Weighted-Average Remaining Term (years), Vested and expected to vest 8 years 2 months 12 days  
Weighted-Average Remaining Term (years), Exercisable 6 years 9 months 18 days