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Other Non-Operating Income (Expense) (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Jun. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Schedule of Non-Operating Income (Expense) [Line Items]
Gain on sale of businesses	$ 0	$ 3,763		$ 371	$ 8,121
World of Good Brands [Member]
Schedule of Non-Operating Income (Expense) [Line Items]
Gain on sale of businesses			$ 3,500
Education [Member]
Schedule of Non-Operating Income (Expense) [Line Items]
Gain on sale of businesses		$ 3,700
Education [Member] | Higher Education [Member] | Kaplan University Transaction [Member]
Schedule of Non-Operating Income (Expense) [Line Items]
Gain related to contingent consideration					$ 900

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- Definition

Contingent consideration gain related to the sale of a business.

+ References

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- Definition

[Line Items] for Schedule of Non-Operating Income (Expense) [Table]

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- Definition

Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 810
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481203/810-10-50-1B

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