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Goodwill and Other Intangible Assets, Net - Additional Information (Detail) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Goodwill [Line Items]      
Amortization of intangible asset $ 0.4 $ 0.3  
Intangible Assets 19.4   $ 10.6
Accumulated Amortization 3.2   2.8
Residential [Member]      
Goodwill [Line Items]      
Goodwill $ 14.2   $ 14.2
Domain Names [Member]      
Goodwill [Line Items]      
Amortization period 15 years    
Internal Use Software [Member]      
Goodwill [Line Items]      
Amortization period 10 years