XML 44 R35.htm IDEA: XBRL DOCUMENT
v3.10.0.1

INTERIM FINANCIAL STATEMENTS - Additional Information (Detail) | Sep. 30, 2018
--- | ---
Adtalem Brazil [Member] |
Noncontrolling Interest, Ownership Percentage by Parent | 97.90%
Edupristine [Member] |
Noncontrolling Interest, Ownership Percentage by Parent | 69.00%

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=atge_AdtalemBrazilMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=atge_EdupristineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |