Organization and Description of Business (Details) $ in Millions		13 Months Ended
	Sep. 07, 2022 USD ($)	Sep. 30, 2022 USD ($)	Mar. 21, 2022
Variable Interest Entity [Line Items]
Exchange ratio			3.122931
Forge Europe
Variable Interest Entity [Line Items]
Cash consideration		$ 4.6
Forge Europe | Forge Global Holdings, Inc. and Deutsche Börse Aktiengesellschaft
Variable Interest Entity [Line Items]
Cash consideration	$ 14.1	14.1
Forge Europe | Deutsche Börse Aktiengesellschaft
Variable Interest Entity [Line Items]
Cash consideration		$ 9.5