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Fair Value Measurements - Assets/Liabilities Measured at Fair Value (Details) - USD ($)
shares in Thousands, $ in Thousands
9 Months Ended
Sep. 30, 2025
Dec. 31, 2024
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]    
Cash and cash equivalents $ 21,947 $ 26,634
Processa common shares 1 2
Quoted Price in Active Markets for Identical Instruments Level 1    
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]    
Cash and cash equivalents 1,659 2,020
Processa common shares 1 2
Significant Other Observable Inputs Level 2    
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]    
Cash and cash equivalents $ 20,288 $ 24,614
License agreement | Processa Pharmaceuticals, Inc    
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]    
Shares to be issued under agreement 51