Employee Benefit Plans and Stock-based Compensation - Common Stock (Details) shares in Thousands	Dec. 31, 2023 shares
Share-based Compensation Arrangement by Share-based Payment Award
Common stock reserved for future issuance	4,198
2015 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award
Common stock reserved for future issuance	1,743
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award
Common stock reserved for future issuance	1,198
Restricted stock awards
Share-based Compensation Arrangement by Share-based Payment Award
Common stock reserved for future issuance	1,257

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