Condensed Consolidated Statements of Comprehensive Loss - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Revenues	$ 36,980	$ 43,533
Costs and operating expenses:
Cost of revenue (exclusive of depreciation and amortization presented separately below)	3,846	4,946
Sales and marketing	26,766	27,081
Technology and development	12,498	10,255
General and administrative	10,846	11,724
Depreciation and amortization	4,191	3,660
Total costs and operating expenses	58,147	57,666
Loss from operations	(21,167)	(14,133)
Interest income	1,608	27
Gain from equity method investment	0	1,749
Loss before income taxes	(19,559)	(12,357)
Provision for income taxes	6	57
Net loss	$ (19,565)	$ (12,414)
Net loss per share, basic and diluted
Continuing operations, basic (in dollars per share)	$ (0.22)	$ (0.13)
Continuing operations, diluted (in dollars per share)	$ (0.22)	$ (0.13)
Weighted average common shares outstanding, basic and diluted
Basic (in shares)	88,647	95,924
Diluted (in shares)	88,647	95,924
Other comprehensive loss:
Comprehensive loss	$ (19,565)	$ (12,414)