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Equity Awards - Schedule of Stock-based Compensation Expense (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Schedule of stock-based compensation expense |  |  |
Stock-based compensation expense included in operating expense | $ 25,571 | $ 19,772 | $ 21,792
Tax benefit | 6,824 | 5,156 | 5,488
Stock-based compensation expense, net of tax | 18,747 | 14,616 | 16,304
Instructional and support costs |  |  |
Schedule of stock-based compensation expense |  |  |
Stock-based compensation expense included in operating expense | 6,989 | 5,804 | 7,026
General and administration |  |  |
Schedule of stock-based compensation expense |  |  |
Stock-based compensation expense included in operating expense | 18,239 | 13,461 | 14,766
Restructuring costs |  |  |
Schedule of stock-based compensation expense |  |  |
Stock-based compensation expense included in operating expense | $ 343 | $ 507 | $ 0

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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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