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Supplemental Financial Statement Information - Narrative (Details) - USD ($)
Sep. 30, 2025
Dec. 31, 2024
Cash and Cash Equivalents [Line Items]    
Restricted cash $ 3,090,000 $ 3,090,000
Write-off 0 $ 0
China    
Cash and Cash Equivalents [Line Items]    
Deposits $ 1,800,000