Revenue Recognition - Disaggregated Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Revenue	$ 252,677	$ 342,554	$ 383,804
United States
Disaggregation of Revenue [Line Items]
Revenue	226,011	303,847	338,733
International
Disaggregation of Revenue [Line Items]
Revenue	26,666	38,707	45,071
Advertising
Disaggregation of Revenue [Line Items]
Revenue	115,620	166,934	200,498
Content
Disaggregation of Revenue [Line Items]
Revenue	83,642	121,541	121,763
Commerce and other
Disaggregation of Revenue [Line Items]
Revenue	$ 53,415	$ 54,079	$ 61,543