Investment in Equity Securities - Additional Information (Details) - USD ($)		1 Months Ended	3 Months Ended
	Jul. 01, 2021	Jul. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020
Schedule Of Equity Method Investments [Line Items]
Common stock, shares outstanding (in shares)			49,747,809			48,983,735
Business combination percentage of share converted into and paid in cash	2.40%
Sharecare Investment, Cost basis	$ 10,500,000
Average cost per share	$ 0.95
Number of common stock shares permitted to sell			120,000,000			120,000,000
Realized gain	$ 2,500,000
Unrealized gain	80,700,000
Valuation allowance of deferred tax assets related to capital loss carryforwards				$ 149,600
Reversed valuation allowance			$ (21,200)
Realized and unrealized gains			83,100
Net income tax expense on sale of investment			$ 0
Period Between December 28, 2021 and March 27, 2022
Schedule Of Equity Method Investments [Line Items]
Number of common stock shares permitted to sell			750,000
Period Between March 28, 2022 and July 1, 2022
Schedule Of Equity Method Investments [Line Items]
Number of common stock shares permitted to sell			750,000
Legacy Sharecare
Schedule Of Equity Method Investments [Line Items]
Common stock, shares outstanding (in shares)				159,309	159,309	159,309
Legacy Sharecare | Other Assets
Schedule Of Equity Method Investments [Line Items]
Carrying value of adjustable convertible equity right						$ 10,800,000
Sharecare
Schedule Of Equity Method Investments [Line Items]
Common stock, shares outstanding (in shares)		11,079,331
Business combination, cash received	$ 2,700,000	$ 2,700,000