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INTANGIBLE ASSETS (Summary of Goodwill Balances by Reporting Unit) (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2013
Jun. 30, 2012
Intangible Assets [Line Items]          
Goodwill $ 519,748us-gaap_Goodwill $ 519,879us-gaap_Goodwill $ 514,757us-gaap_Goodwill $ 508,937us-gaap_Goodwill $ 549,961us-gaap_Goodwill
American University Of Caribbean          
Intangible Assets [Line Items]          
Goodwill 68,321us-gaap_Goodwill
/ dv_ReportingUnitAxis
= dv_AmericanUniversityOfCaribbeanMember
       
Ross University School of Medicine and Ross University School of Veterinary Medicine          
Intangible Assets [Line Items]          
Goodwill 237,173us-gaap_Goodwill
/ dv_ReportingUnitAxis
= dv_RossUniversityMember
       
Chamberlain College of Nursing          
Intangible Assets [Line Items]          
Goodwill 4,716us-gaap_Goodwill
/ dv_ReportingUnitAxis
= dv_ChamberlainCollegeOfNursingMember
       
Carrington Colleges Group Inc          
Intangible Assets [Line Items]          
Goodwill 98,784us-gaap_Goodwill
/ dv_ReportingUnitAxis
= dv_CarringtonCollegesGroupIncMember
       
DeVry Brasil          
Intangible Assets [Line Items]          
Goodwill 55,803us-gaap_Goodwill
/ dv_ReportingUnitAxis
= dv_DevryBrasilMember
       
Becker Professional Education          
Intangible Assets [Line Items]          
Goodwill 32,755us-gaap_Goodwill
/ dv_ReportingUnitAxis
= dv_BeckerProfessionalReviewMember
       
Devry University          
Intangible Assets [Line Items]          
Goodwill $ 22,196us-gaap_Goodwill
/ dv_ReportingUnitAxis
= dv_DevryUniversityMember