Revenue - Summary of Revenue Disaggregated by Sales Channel and Major Products and Services (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]
Total revenue	$ 162,873	$ 155,530	$ 321,080	$ 308,825
Subscription Advertising and Digital Solutions
Disaggregation Of Revenue [Line Items]
Total revenue	135,432	128,733	267,679	254,179
Display Advertising
Disaggregation Of Revenue [Line Items]
Total revenue	20,859	21,322	41,908	43,279
Pay Per Lead
Disaggregation Of Revenue [Line Items]
Total revenue	2,129	3,280	4,546	7,040
Other
Disaggregation Of Revenue [Line Items]
Total revenue	$ 4,453	$ 2,195	$ 6,947	$ 4,327