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REVENUE FROM CONTRACTS WITH CUSTOMERS - Schedule of revenues from contracts with customers (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	$ 1,078,156	$ 1,110,782	$ 825,552
Revenue Not from Contract with Customer		1,465,777
Total revenues	838,597	1,465,777	939,483
All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues	91,236	48,356	13,797
Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	182,088	226,976	223,818
Revenue Not from Contract with Customer		571,002
Total revenues	(68,281)	571,002	327,596
Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	189,936	187,276	224,104
Revenue Not from Contract with Customer		198,245
Total revenues	200,746	198,245	234,257
Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	92,176	77,283	50,357
Revenue Not from Contract with Customer		77,283
Total revenues	92,176		50,357
Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	295,024	337,689	235,655
Revenue Not from Contract with Customer		337,689
Total revenues	295,024	337,689	235,655
Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	202,597	233,202	77,821
Revenue Not from Contract with Customer		233,202
Total revenues	202,597		77,821
E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	24,501
Total revenues	24,501	0	0
All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	91,834	48,356	13,797
Revenue Not from Contract with Customer		48,356
Total revenues	91,834		13,797
Corporate finance, consulting and investment banking fees
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	246,564	267,763	220,198
Corporate finance, consulting and investment banking fees | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	154,388	190,480	169,955
Corporate finance, consulting and investment banking fees | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Corporate finance, consulting and investment banking fees | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	92,176	77,283	50,243
Corporate finance, consulting and investment banking fees | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Corporate finance, consulting and investment banking fees | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Corporate finance, consulting and investment banking fees | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0
Corporate finance, consulting and investment banking fees | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Wealth and asset management fees
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	185,259	181,343	217,352
Wealth and asset management fees | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	4,795	4,060	12,547
Wealth and asset management fees | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	180,464	177,283	204,805
Wealth and asset management fees | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Wealth and asset management fees | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Wealth and asset management fees | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Wealth and asset management fees | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0
Wealth and asset management fees | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Commissions, fees and reimbursed expenses
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	32,377	42,429	60,729
Commissions, fees and reimbursed expenses | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	22,905	32,436	41,316
Commissions, fees and reimbursed expenses | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	9,472	9,993	19,299
Commissions, fees and reimbursed expenses | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0		114
Commissions, fees and reimbursed expenses | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Commissions, fees and reimbursed expenses | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Commissions, fees and reimbursed expenses | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0
Commissions, fees and reimbursed expenses | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Subscription services
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	284,315	324,758	219,379
Subscription services | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Subscription services | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Subscription services | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Subscription services | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	284,315	324,758	219,379
Subscription services | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Subscription services | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0
Subscription services | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Sale of goods
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	220,619	240,303	85,347
Total revenues	220,619	240,303	85,347
Sale of goods | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Sale of goods | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Sale of goods | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Sale of goods | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	5,589	6,737	7,526
Sale of goods | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	202,597	233,202	77,821
Sale of goods | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	10,646
Sale of goods | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	1,787	364	0
Advertising and other
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	109,022	54,186	22,547
Advertising and other | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Advertising and other | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Advertising and other | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Advertising and other | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	5,120	6,194	8,750
Advertising and other | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	0	0	0
Advertising and other | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	13,855
Advertising and other | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Total revenues from contracts with customers	90,047	47,992	13,797
Trading (loss) income
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	(57,007)	21,603	(148,294)
Trading (loss) income | Capital Markets
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer		16,845
Trading (loss) income | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	(60,285)		(151,816)
Trading (loss) income | Wealth Management
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer		4,758
Trading (loss) income | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	3,278		3,522
Trading (loss) income | Financial Consulting
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer		0
Trading (loss) income | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0		0
Trading (loss) income | Communications
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer		0
Trading (loss) income | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0		0
Trading (loss) income | Consumer Products
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer		0
Trading (loss) income | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0		0
Trading (loss) income | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0
Trading (loss) income | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer		0
Trading (loss) income | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0		0
Fair value adjustments on loans
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	(325,498)	20,225	(54,334)
Total revenues	(325,498)	20,225	(54,334)
Fair value adjustments on loans | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	(325,498)	20,225	(54,334)
Total revenues	(325,498)	20,225	(54,334)
Fair value adjustments on loans | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Fair value adjustments on loans | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Fair value adjustments on loans | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Fair value adjustments on loans | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Fair value adjustments on loans | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0
Fair value adjustments on loans | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Interest income - loans
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	54,141	123,244	157,669
Total revenues	54,141	123,244	157,669
Interest income - loans | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	54,141	123,244	157,669
Total revenues	54,141	123,244	157,669
Interest income - loans | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Interest income - loans | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Interest income - loans | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Interest income - loans | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Interest income - loans | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0
Interest income - loans | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Interest income - securities lending
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	70,862	161,652	83,144
Total revenues	70,862	161,652	83,144
Interest income - securities lending | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	70,862	161,652	83,144
Total revenues	70,862	161,652	83,144
Interest income - securities lending | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Interest income - securities lending | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Interest income - securities lending | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Interest income - securities lending | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Interest income - securities lending | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0
Interest income - securities lending | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Other
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	17,943	28,271	75,746
Other | Capital Markets | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	10,411	22,060	69,115
Other | Wealth Management | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	7,532	6,211	6,631
Other | Financial Consulting | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Other | Communications | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Other | Consumer Products | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0	0	0
Other | E-Commerce | Operating Segments
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	0
Other | All Other: | All Other:
Revenue from Contracts with Customers (Details) - Schedule of revenues from contracts with customers [Line Items]
Revenue Not from Contract with Customer	$ 0	$ 0	$ 0

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