Revenue - Summary of Revenue (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation Of Revenue [Line Items]
Revenue		$ 191,798	$ 176,635	$ 395,127	$ 337,066
Prescription Transactions Revenue
Disaggregation Of Revenue [Line Items]
Revenue		134,403	144,857	289,910	278,918
Subscription Revenue
Disaggregation Of Revenue [Line Items]
Revenue		25,985	14,316	45,095	26,323
Pharma Manufacturer Solutions Revenue
Disaggregation Of Revenue [Line Items]
Revenue	[1]	26,551	13,143	50,020	22,512
Other Revenue
Disaggregation Of Revenue [Line Items]
Revenue		$ 4,859	$ 4,319	$ 10,102	$ 9,313

[1] Represents revenue from pharma manufacturers and other customers for advertising, including integrating onto our platform their affordability solutions to our consumers. Pharma manufacturer solutions revenue is disclosed separately from other revenue beginning in the first quarter of 2022. Prior period amounts have been recast to conform with the current period presentation.