Equity Awards - Schedule of Stock-based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	$ 6,887	$ 4,077	$ 18,789	$ 15,202
Tax benefit	1,835	1,054	5,002	3,988
Stock-based compensation expense, net of tax	5,052	3,023	13,787	11,214
Instructional and support costs
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	2,005	597	5,060	4,128
General and administration
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	4,813	3,210	13,455	10,708
Restructuring costs
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	$ 69	$ 270	$ 274	$ 366