Goodwill and Investments and Other Assets, Net - Schedule of Other Intangible Assets, Net by Major Asset Class (Detail) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Goodwill [Line Items]
Amortizable Intangible Assets, Net	$ 15,550
Other intangible assets, net	1,118	$ 1,686
Customer Relationships [Member]
Goodwill [Line Items]
Amortizable Intangible Assets, Gross carrying amount	2,000	2,000
Amortizable Intangible Assets, Accumulated amortization	(1,511)	(1,011)
Amortizable Intangible Assets, Net	489	989
Trade Names [Member]
Goodwill [Line Items]
Amortizable Intangible Assets, Gross carrying amount	270	270
Amortizable Intangible Assets, Accumulated amortization	(204)	(136)
Amortizable Intangible Assets, Net	66	134
Domain Names [Member]
Goodwill [Line Items]
Unamortized Intangible Assets	$ 563	$ 563