Estimated Amortization Expense for Amortized Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013
Intangible Assets [Line Items]
2014	$ 6,459
2015	2,666
2016	1,853
2017	1,220
2018	825
Thereafter	3,061
American University Of Caribbean
Intangible Assets [Line Items]
2014	3,347
2015	387
2016	0
2017	0
2018	0
Thereafter	0
Becker
Intangible Assets [Line Items]
2014	935
2015	926
2016	892
2017	627
2018	355
Thereafter	1,140
DeVry Brasil
Intangible Assets [Line Items]
2014	1,882
2015	1,093
2016	701
2017	333
2018	210
Thereafter	565
Carrington Colleges Group Inc
Intangible Assets [Line Items]
2014	295
2015	260
2016	260
2017	260
2018	260
Thereafter	$ 1,356

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Amount of amortization expense expected to be recognized after the fifth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

No definition available.

+ Details

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- Definition

Amount of amortization expense expected to be recognized during the next fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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- Definition

Amount of amortization expense expected to be recognized during the fifth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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- Definition

Amount of amortization expense expected to be recognized during the fourth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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- Definition

Amount of amortization expense expected to be recognized during the third fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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Amount of amortization expense expected to be recognized during the second fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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