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Nature of Operations and Liquidity - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Organization And Nature Of Operations [Line Items]              
Net Income (Loss) $ 1,576 $ 3,734 $ 4,538 $ 9,935 $ 5,300    
Net cash provided by operating activities         1,959 $ (2,609)  
Accumulated deficit 70,313       70,313   $ 73,453
Cash and cash equivalents $ 36,491       $ 36,491   $ 11,813
Gyre | Gyre Pharmaceuticals              
Organization And Nature Of Operations [Line Items]              
Minority interest ownership indirectly holds         65.20%