Goodwill and Other Intangible Assets - Schedule of Other Unamortized Intangible Assets Included in Real Estate, Investments and Other Assets, Net (Detail) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Goodwill [Line Items]
Amortizable Intangible Assets, Accumulated amortization	$ (1,004)	$ (579)
Amortizable Intangible Assets, Net	1,266	1,691
Customer Relationships [Member]
Goodwill [Line Items]
Amortizable Intangible Assets, Gross carrying amount	2,000	2,000
Trade Names [Member]
Goodwill [Line Items]
Amortizable Intangible Assets, Gross carrying amount	270	270
Domain Names [Member]
Goodwill [Line Items]
Unamortized Intangible Assets	$ 563	$ 563