The number of television stations included in agreement to acquire.

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- Definition

The number of business lines.

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No definition available.

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- Definition

The payments to be paid to acquire businesses per agreement.

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No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
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- Definition

The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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- Definition

This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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- Definition

Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

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

+ References

No definition available.

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Acquisitions and Dispositions of Businesses (Acquisitions) (Narrative) (Details) $ in Thousands	1 Months Ended	3 Months Ended	9 Months Ended
	May 31, 2016 USD ($) TelevisionStation	Sep. 30, 2016 USD ($)	Sep. 30, 2016 USD ($) business	Sep. 30, 2015 business	Feb. 29, 2016	Jan. 31, 2016	Dec. 22, 2015	Nov. 13, 2015 business
Business Acquisition [Line Items]
Number of businesses acquired \| business			4	0
Acqusition purchase price			$ 254,800
Revenues of acquired companies since acquisition date		$ 6,100	31,400
Operating income of acquired companies since acquisition date		(2,200)	6,700
Adjustment to goodwill		$ 20,200	$ 19,711
Other Businesses [Member]
Business Acquisition [Line Items]
Number of businesses acquired \| business			1
Adjustment to goodwill			$ 16,930
Education [Member]
Business Acquisition [Line Items]
Number of businesses acquired \| business			3
Adjustment to goodwill			$ 2,781
Education [Member] \| Test Preparation [Member]
Business Acquisition [Line Items]
Adjustment to goodwill			0
Education [Member] \| Higher Education [Member]
Business Acquisition [Line Items]
Adjustment to goodwill			2,781
Education [Member] \| Kaplan International [Member]
Business Acquisition [Line Items]
Adjustment to goodwill			0
Television Broadcasting [Member]
Business Acquisition [Line Items]
Number of television stations included in agreement to acquire \| TelevisionStation	2
Payments to acquire businesses per agreement	$ 60,000
Adjustment to goodwill			$ 0
Mander Portman Woodward [Member] \| Education [Member]
Business Acquisition [Line Items]
Percentage of interest acquired						100.00%
Osborne Books [Member] \| Education [Member]
Business Acquisition [Line Items]
Percentage of interest acquired					100.00%
Group Dekko [Member]
Business Acquisition [Line Items]
Percentage of interest acquired								100.00%
Number of Business Lines \| business								3
Electri-Cable Assemblies [Member] \| Other Businesses [Member]
Business Acquisition [Line Items]
Percentage of interest acquired		100.00%	100.00%
SmartPros [Member] \| Education [Member]
Business Acquisition [Line Items]
Percentage of interest acquired							100.00%
2016 Acquisitions [Member]
Business Acquisition [Line Items]
Goodwill expected to be deductible for income tax purposes		$ 20,300	$ 20,300