Unaudited Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Statement of Comprehensive Income [Abstract]
Net loss	$ (14,040)	$ (25,100)	$ (33,034)	$ (46,361)
Foreign currency translation adjustment	(76)	(53)	(331)	175
Comprehensive loss	(14,116)	(25,153)	(33,365)	(46,186)
Less: Comprehensive loss attributable to noncontrolling interest	(348)	(232)	(827)	(214)
Comprehensive loss attributable to Forge Global Holdings, Inc.	$ (13,768)	$ (24,921)	$ (32,538)	$ (45,972)