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Intangibles - Components of Intangible Assets (Detail) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Finite Lived Intangible Assets [Line Items]    
Intangible assets, Net Carrying Value $ 863 $ 974
License Agreements [Member]    
Finite Lived Intangible Assets [Line Items]    
Intangible assets, Gross Carrying Value 3,117 3,117
Intangible assets, Accumulated Amortization (2,254) (2,143)
Intangible assets, Net Carrying Value $ 863 $ 974