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Segment and Geographic Information - Schedule of Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment Reporting Information [Line Items]
Total revenue	$ 113,119	$ 92,964
Variable marketing and advertising	(34,943)	(31,024)
Medicare CC&E	(36,649)	(32,226)
Cost of revenue	208	(261)
Gross profit	41,735	29,453
Operating Segments | Medicare
Segment Reporting Information [Line Items]
Total revenue	103,669	82,388
Variable marketing and advertising	(33,753)	(30,248)
Medicare CC&E	(34,469)	(29,949)
Cost of revenue	300	(143)
Gross profit	35,747	22,048
Operating Segments | Employer and Individual
Segment Reporting Information [Line Items]
Total revenue	9,450	10,576
Variable marketing and advertising	(1,190)	(776)
Medicare CC&E	(2,180)	(2,277)
Cost of revenue	(92)	(118)
Gross profit	$ 5,988	$ 7,405

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