Unaudited Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenues:
Total revenues	$ 21,260	$ 19,216	$ 74,295	$ 60,740
Transaction-based expenses:
Transaction-based expenses	(288)	(73)	(635)	(358)
Total revenues, less transaction-based expenses	20,972	19,143	73,660	60,382
Operating expenses:
Compensation and benefits	26,396	28,750	83,080	87,377
Technology and communications	5,903	3,185	14,919	8,894
General and administrative	4,049	1,877	8,447	9,447
Professional services	1,933	2,435	5,468	6,257
Advertising and market development	1,261	1,015	4,004	3,348
Depreciation and amortization	1,002	1,748	2,897	5,345
Rent and occupancy	723	1,036	2,456	3,278
Acquisition-related transaction costs	254	0	2,242	0
Total operating expenses	41,521	40,046	123,513	123,946
Operating loss	(20,549)	(20,903)	(49,853)	(63,564)
Interest and other income:
Interest income	609	1,307	2,454	4,511
Change in fair value of warrant liabilities	182	931	79	7,659
Change in fair value of contingent consideration	211	0	211	0
Other income, net	41	119	171	288
Total interest and other income	1,043	2,357	2,915	12,458
Loss before provision for income taxes	(19,506)	(18,546)	(46,938)	(51,106)
Provision for income taxes	(1,296)	298	(91)	772
Net loss	(18,210)	(18,844)	(46,847)	(51,878)
Net income (loss) attributable to noncontrolling interest	13	(502)	128	(1,188)
Net loss attributable to Forge Global Holdings, Inc.	$ (18,223)	$ (18,342)	$ (46,975)	$ (50,690)
Net loss per share attributable to Forge Global Holdings, Inc. common stockholders:
Basic (in dollars per share)	$ (1.37)	$ (1.49)	$ (3.67)	$ (4.17)
Diluted (in dollars per share)	$ (1.37)	$ (1.49)	$ (3.67)	$ (4.17)
Weighted-average shares used in computing net loss per share attributable to Forge Global Holdings, Inc. common stockholders:
Basic (in shares)	13,341	12,277	12,785	12,151
Diluted (in shares)	13,341	12,277	12,785	12,151
Marketplace revenue
Revenues:
Total revenues	$ 12,162	$ 8,713	$ 46,756	$ 28,912
Custodial administration fees
Revenues:
Total revenues	$ 9,098	$ 10,503	$ 27,539	$ 31,828