Equity Awards - Schedule of Stock-based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	$ 5,329	$ 5,632
Tax benefit	1,425	1,479
Stock-based compensation expense, net of tax	3,904	4,153
Instructional and support costs
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	1,233	1,866
General and administration
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	3,960	3,766
Restructuring costs
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	$ 136	$ 0