Summary of Significant Accounting Policies - Additional Information (Details) $ in Thousands		3 Months Ended			6 Months Ended		12 Months Ended
	Jan. 14, 2022 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) segment	Jun. 30, 2021 USD ($)	Jun. 30, 2023 USD ($)	Dec. 31, 2021 USD ($)	Mar. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Accounting Policies [Line Items]
Allowance of bad debt		$ 7,971	$ 7,242	$ 719	$ 7,971	$ 719		$ 5,169	$ 675	$ 914
Equity securities without readily determinable fair value		6,500			6,500			6,500
Lease, cost		2,300		3,100	4,800	6,000
Income on the sublease		400			800
Impairment loss on right-of-use asset		$ 600		2,400	$ 551	2,372
Tax receivable agreement liabilities as percent of expected benefit		85.00%			85.00%
Tax receivable agreement, percent recorded in additional paid-in capital		15.00%			15.00%
Deferred revenue		$ 7,500			$ 7,500			8,100
Revenue recognized			$ 8,100
Advertising expense		5,400		4,800	10,300	7,800
Income tax benefit		1,310		$ 392	3,058	151
Other current liabilities		98			98			$ 1,125
Holdback liability recognized in connection with acquisition					$ 98	$ 0
Number of operating segments | segment					1
Number of reportable segments | segment					1
Deferred Tax Assets
Accounting Policies [Line Items]
Impact of tax receivable agreement due to exchanges of units		$ 28,100
Tax Receivable Liability
Accounting Policies [Line Items]
Impact of tax receivable agreement due to exchanges of units					$ 14,200
Forecast
Accounting Policies [Line Items]
Revenue recognized							$ 7,500
Class A Common Stock, $0.0001 par value per share
Accounting Policies [Line Items]
Payment to continuing members as percent of amount of tax benefit		85.00%			85.00%
Computer equipment
Accounting Policies [Line Items]
Property and equipment, useful life					5 years
Furniture and fixtures
Accounting Policies [Line Items]
Property and equipment, useful life					7 years
Leasehold improvements
Accounting Policies [Line Items]
Property and equipment, useful life					5 years
Software technology
Accounting Policies [Line Items]
Property and equipment, useful life					3 years
Enhancements
Accounting Policies [Line Items]
Property and equipment, useful life					3 years
Silver Spike | Legacy WMH Class A Unit holders
Accounting Policies [Line Items]
Percentage of voting interests held (over 50%)		50.00%			50.00%
Eyechronic LLC
Accounting Policies [Line Items]
Holdback liability recognized in connection with acquisition	$ 100