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Equity Awards
 6 Months Ended
Jun. 30, 2025
Share-Based Payment Arrangement [Abstract]  
Equity Awards Equity Awards
The following table sets forth the amount of stock-based compensation expense recorded in each of the expense line items for the three and six months ended June 30, 2024 and 2025 (in thousands):
For the three months ended June 30,For the six months ended June 30,
2024202520242025
Instructional and support costs$1,822 $1,969 $3,055 $4,256 
General and administration4,682 3,846 8,642 6,923 
Restructuring costs69 41 205 148 
Stock-based compensation expense included in operating expense6,573 5,856 11,902 11,327 
Tax benefit1,742 1,539 3,167 2,974 
Stock-based compensation expense, net of tax$4,831 $4,317 $8,735 $8,353