XML 64 R51.htm IDEA: XBRL DOCUMENT v3.7.0.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Detail) - USD ($)
 12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
Summary Of Significant Accounting Policies [Line Items]      
Minimum protective endowment related to continuing operation in Pennsylvania $ 500,000    
Reserves related to uncollectible accounts and refunds 44,800,000 $ 64,500,000  
Net balance of capitalized software development costs $ 11,800,000 $ 18,300,000  
Anti-dilutive shares excluded from computations of earnings per share 1,682,000 2,803,000 1,189,000
Cumulative translation losses $ 59,400,000 $ 42,600,000  
Advertising expense 209,900,000 227,200,000 $ 264,200,000
Impairment of Leasehold 8,000,000 13,700,000 4,300,000
Provisions For Refund Payments 47,200,000 46,500,000 42,300,000
Federal Trade Commission Settlement Agreement [Member]      
Summary Of Significant Accounting Policies [Line Items]      
Allowance for Doubtful Accounts Receivable, Write-offs 24,200,000    
Noncontrolling Interest      
Summary Of Significant Accounting Policies [Line Items]      
Cumulative translation losses 1,300,000 900,000  
Educational Services      
Summary Of Significant Accounting Policies [Line Items]      
Provision for Doubtful Accounts $ 40,300,000 35,500,000 $ 47,600,000
Perkins Student Loan Fund      
Summary Of Significant Accounting Policies [Line Items]      
Percentage of Contributions 33.00%    
Allowances for expected losses on loan collections $ 2,600,000 2,600,000  
Minimum      
Summary Of Significant Accounting Policies [Line Items]      
Equity Method Investment, Ownership Percentage 20.00%    
Finite Lived Intangible Asset Useful Life 1 year    
Maximum      
Summary Of Significant Accounting Policies [Line Items]      
Equity Method Investment, Ownership Percentage 50.00%    
Finite Lived Intangible Asset Useful Life 18 years    
Buildings and Leasehold Improvements | Minimum      
Summary Of Significant Accounting Policies [Line Items]      
Property, Plant and Equipment, Useful Life 5 years    
Buildings and Leasehold Improvements | Maximum      
Summary Of Significant Accounting Policies [Line Items]      
Property, Plant and Equipment, Useful Life 40 years    
Computer, Furniture and Equipment | Minimum      
Summary Of Significant Accounting Policies [Line Items]      
Property, Plant and Equipment, Useful Life 3 years    
Computer, Furniture and Equipment | Maximum      
Summary Of Significant Accounting Policies [Line Items]      
Property, Plant and Equipment, Useful Life 8 years    
Adtalem Brazil      
Summary Of Significant Accounting Policies [Line Items]      
Ownership interest of parent in subsidiary 2.10%    
Adtalem Global Education Inc.      
Summary Of Significant Accounting Policies [Line Items]      
Ownership interest of parent in subsidiary 97.90%    
Cumulative translation losses $ 58,100,000 41,700,000  
Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax, Total 300,000 100,000  
Tax effect on unrealized gains on available-for-sale securities $ 200,000 $ 100,000