Earnings Per Share - Computation (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Numerator:
Net (loss) income	$ (82,651)	$ 152,218	$ 38,830
Less: net income attributable to WMH prior to the Business Combination	0	15,078
Less: net income attributable to noncontrolling interests after the Business Combination	33,338	76,757
Net (loss) income attributable to WM Technology, Inc. - basic	(115,989)	60,383
Effect of dilutive securities:
Change in fair value of Public and Private Placement Warrants, net of amounts attributable to noncontrolling interests	0	72,483
Net loss attributable to WM Technology, Inc. - diluted	$ (115,989)	$ (12,100)
Denominator:
Weighted average common shares outstanding - basic (in shares)	85,027,120	65,013,517
Weighted average common shares outstanding - diluted (in shares)	85,027,120	66,813,417
Public Warrants
Denominator:
Warrants (in shares)	0	1,153,782
Private Placement Warrant
Denominator:
Warrants (in shares)	0	646,118
Class A Common Stock
Denominator:
Weighted average common shares outstanding - basic (in shares)	85,027,120	65,013,517
Weighted average common shares outstanding - diluted (in shares)	85,027,120	66,813,417
Net (loss) income per share of Class A Common Stock:
Net (loss) income per Class A common share - basic (in dollars per share)	$ (1.36)	$ 0.93
Net (loss) income per share of Class A Common Stock:
Net loss per Class A common share - diluted (in dollars per share)	$ (1.36)	$ (0.18)