Advance related to Kaplan University Transaction.

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- Definition

This element represents the fair value of the redeemable noncontrolling interest in the acquiree at the acquisition date.

+ References

No definition available.

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- Definition

Amount of pension and postretirement liabilities assumed at the acquisition date.

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No definition available.

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- Definition

Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

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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.

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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

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

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No definition available.

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- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Acquisitions and Dispositions of Businesses (Acquisitions) (Narrative) (Details) $ in Thousands	1 Months Ended	3 Months Ended		12 Months Ended
	Apr. 30, 2017 USD ($)	Mar. 31, 2018 USD ($) business	Mar. 31, 2017 USD ($)	Dec. 31, 2017 USD ($) business	Jun. 30, 2017	Feb. 28, 2017
Business Acquisition [Line Items]
Advance Related To Kaplan University Transaction		$ 20,000	$ 0
Acqusition purchase price				$ 318,900
Number of businesses acquired \| business				6
Pension and other post retirement benefits liabilities				$ (59,100)
Business Acquisition, Transaction Costs		100	1,100
Goodwill expected to be deductible for income tax purposes		900		$ 11,000
Revenues of acquired companies since acquisition date		300
Operating loss of acquired companies since acquisition date		(100)
Purchase Price Net of Cash		2,619	$ 85,415
Other Businesses [Member]
Business Acquisition [Line Items]
Number of businesses acquired \| business				2
Education [Member]
Business Acquisition [Line Items]
Acqusition purchase price		$ 3,200
Number of businesses acquired \| business				2
Television Broadcasting [Member]
Business Acquisition [Line Items]
Number of businesses acquired \| business				2
Hometown Home Health and Hospice [Member] \| Other Businesses [Member]
Business Acquisition [Line Items]
Percentage of interest acquired					100.00%
Hoover Treated Wood Products [Member] \| Other Businesses [Member]
Business Acquisition [Line Items]
Percentage of interest acquired	97.72%
Redeemable noncontrolling interest	$ 3,700
Purchase Price Net of Cash	$ 206,800
Genesis [Member] \| Education [Member]
Business Acquisition [Line Items]
Percentage of interest acquired						100.00%
Red Marker [Member] \| Education [Member]
Business Acquisition [Line Items]
Percentage of interest acquired						100.00%
Kaplan International [Member] \| Education [Member]
Business Acquisition [Line Items]
Number of businesses acquired \| business		1
Test Preparation [Member] \| Education [Member]
Business Acquisition [Line Items]
Number of businesses acquired \| business		1