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Share-Based Compensation - Share-Based Compensation Expense (Details) - USD ($) $ in Thousands | 6 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024
Share-Based Compensation |  |
Share-based compensation expense included in operating expenses | $ 7,117 | $ 7,479
Tax effect of share-based compensation | (1,779) | (1,870)
Share-based compensation expense, net of tax | 5,338 | 5,609
Technology and academic services |  |
Share-Based Compensation |  |
Share-based compensation expense included in operating expenses | 1,452 | 1,254
Counseling services and support |  |
Share-Based Compensation |  |
Share-based compensation expense included in operating expenses | 3,834 | 3,607
Marketing and communication |  |
Share-Based Compensation |  |
Share-based compensation expense included in operating expenses | 132 | 110
General and administrative |  |
Share-Based Compensation |  |
Share-based compensation expense included in operating expenses | $ 1,699 | $ 2,508

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