Contingent consideration gain related to the sale of a business.

No definition available.

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- Definition

The number of businesses disposed of by the entity during the period.

+ References

No definition available.

+ Details

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- Definition

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

+ References

No definition available.

+ Details

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- Definition

Amount of gain (loss) on sale or disposal of an equity method investment.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(b)(7)(c))
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(b)(9)(a))
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

+ Details

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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

+ Details

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- Details

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- Details

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Other Non-Operating Income (Narrative) (Details) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($) business	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)
Schedule of Non-Operating Income (Expense) [Line Items]
Gain on sale of equity affiliate	$ 0		$ 0		$ 28,994	$ 0
Gain Related to Contingent Consideration			1,400
Gain (loss) on sales of businesses	232		1,334		421	7,241
Education [Member]
Schedule of Non-Operating Income (Expense) [Line Items]
Gain (loss) on sales of businesses				$ 5,900
Number of businesses disposed \| business				2
Gimlet Media [Member]
Schedule of Non-Operating Income (Expense) [Line Items]
Gain on sale of equity affiliate		$ 29,000
Higher Education [Member] \| Education [Member] \| Kaplan University Transaction [Member]
Schedule of Non-Operating Income (Expense) [Line Items]
Gain Related to Contingent Consideration	$ 200		$ 1,400		$ 400	$ 1,400
Gain (loss) on sales of businesses				$ 4,300