Equity - Schedule of Stock-Based Compensation Expense by Operating Function (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 2,330	$ 3,876	$ 4,588	$ 7,665
Amount capitalized for internal-use software	26	140	51	248
Total stock-based compensation	2,356	4,016	4,639	7,913
Income Statement Location [Axis]: us-gaap:GeneralAndAdministrativeExpense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	1,355	2,279	2,793	4,619
Income Statement Location [Axis]: us-gaap:MarketingAndAdvertisingExpense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	380	585	648	1,082
Income Statement Location [Axis]: ehth:CustomerCareAndEnrollmentExpense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	224	332	448	596
Income Statement Location [Axis]: ehth:TechnologyAndContentExpense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 371	$ 680	$ 699	$ 1,368

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details