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Common Stock - Narrative (Details)
9 Months Ended 12 Months Ended
Sep. 30, 2025
USD ($)
vote
Dec. 31, 2024
USD ($)
Class of Stock [Line Items]    
Dividends declared | $ $ 0 $ 0
Class A Common Stock    
Class of Stock [Line Items]    
Vote per share of common stock (in votes) 1  
Class B    
Class of Stock [Line Items]    
Vote per share of common stock (in votes) 10