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Equity Awards - Schedule of Stock-based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	$ 5,471	$ 5,329
Tax benefit	1,435	1,425
Stock-based compensation expense, net of tax	4,036	3,904
Instructional and support costs
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	2,287	1,233
General and administration
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	3,077	3,960
Restructuring costs
Schedule of stock-based compensation expense
Stock-based compensation expense included in operating expense	$ 107	$ 136

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- Definition

Amount, after tax, of expense for award under share-based payment arrangement.

+ References

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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

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- Definition

Amount of noncash expense for share-based payment arrangement.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

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