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LONG-TERM INVESTMENTS - Summary of Unrealized and Realized Net Gains (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Investments, Debt and Equity Securities [Abstract]
Net gains recognized on PropTech convertible trading debt securities.	$ 92	$ 28	$ 2,184
Net unrealized gains (losses) recognized on long-term investment securities at fair value	68	(110)	655
Net gains recognized on long-term investment securities without a readily determinable fair value that does not qualify for the NAV practical expedient	5,129	715	0
Net realized and unrealized gains recognized on long-term investment securities	$ 5,289	$ 633	$ 2,839

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Alternative Investments, Gain (Loss)

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Gain (Loss) On Equity Securities Without Readily Determinable Fair Value

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Amount of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
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-Subparagraph (SX 210.5-03(9)(a))
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Amount of realized and unrealized gain (loss) on investment.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Section S99
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