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Asset Impairments - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Impairment Charges [Line Items]
Asset impairment charges	$ 1,685	$ 3	$ 7,704	$ 77
Missouri College [Member]
Impairment Charges [Line Items]
Impairment of intangible assets	100
Property and Equipment [Member] | Briarcliffe College [Member]
Impairment Charges [Line Items]
Asset impairment charges	1,200
Property and Equipment [Member] | Missouri College [Member]
Impairment Charges [Line Items]
Asset impairment charges	$ 400

X

- Definition

Impairment Charges [Line Items]

+ References

No definition available.

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 360



-SubTopic 10



-Section 45



-Paragraph 4



-URI http://asc.fasb.org/extlink&oid=51824106&loc=d3e2420-110228



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-Publisher FASB



-Name Accounting Standards Codification



-Topic 230



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-Section 45



-Paragraph 28



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-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 350



-SubTopic 30



-Section 50



-Paragraph 3



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-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275



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-Publisher FASB



-Name Accounting Standards Codification



-Topic 230



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