XML 96 R86.htm IDEA: XBRL DOCUMENT
v3.20.4

Commitments and Contingencies (Detail) | Jul. 16, 2019 individual | May 23, 2019 individual | Apr. 04, 2019 individual | Jan. 02, 2019 individual item | Jun. 27, 2018 individual | Jun. 21, 2018 lawsuit | Apr. 13, 2018 class | Jan. 25, 2018 individual | Jan. 31, 2021 plaintiff | Jan. 19, 2021 plaintiff | Dec. 31, 2020 USD ($) plaintiff | Dec. 09, 2020 plaintiff | Oct. 14, 2020 plaintiff | Jun. 30, 2020 USD ($) | Feb. 07, 2020 lawsuit | Jun. 07, 2019 plaintiff | Dec. 10, 2018 lawsuit | May 08, 2018 plaintiff
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of lawsuits | lawsuit |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |
Nicole Versetto [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of other individuals filed lawsuit | class |  |  |  |  |  |  | 3 |  |  |  |  |  |  |  |  |  |  |
Loss contingency accrual | $ |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 44,950,000 |  |  |  |
Nicole Versetto [Member] | Prepaid Expenses and Other Current Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Settlement fund | $ |  |  |  |  |  |  |  |  |  |  | $ 44,950,000 |  |  | $ 44,950,000 |  |  |  |
Carlson Case [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of other individuals filed lawsuit | individual |  |  |  | 13 | 32 |  |  | 71 |  |  |  |  |  |  |  |  |  |
Number of groups plaintiffs motions to dismiss | item |  |  |  | 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs dismissed |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  | 3 |  | 6
Number of plaintiffs, added |  |  |  |  |  |  |  |  | 12 |  |  |  |  |  |  |  |  | 2
Number of Plaintiffs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 109 |  |
Lawsuit In United States District Court for the Western District of Texas |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs dismissed |  |  |  |  |  |  |  |  |  |  | 107 |  |  |  |  |  |  |
Number of plaintiffs, unsettled |  |  |  |  |  |  |  |  |  |  | 2 |  | 1 |  |  |  |  |
Number of Plaintiffs |  |  |  |  |  |  |  |  |  |  | 109 |  |  |  |  |  |  |
Number Of Plaintiffs, Agreed To Settle |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |
Lawsuit In United States District Court for the Northern District of California |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs dismissed |  |  |  |  |  |  |  |  |  |  | 108 |  |  |  |  |  |  |
Number of plaintiffs, unsettled |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |
Number of Plaintiffs |  |  |  |  |  |  |  |  |  |  | 112 |  |  |  |  |  |  |
Number Of Plaintiffs, Agreed To Settle |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |
Number of plaintiffs, council moved to withdraw |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |
Alvarez Case [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of other individuals filed lawsuit | individual | 102 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of other individuals to whom notice has been sent | individual |  |  | 105 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of graduates obtained job in field of study |  |  | 90.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stoltmann Case [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of other individuals filed lawsuit | lawsuit |  |  |  |  |  | 399 |  |  |  |  |  |  |  |  |  |  |  |
Number Of Individuals to File Second Amended Claim | individual |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Complaint 2017 And 2018 Case [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Qui Tam False Claims Act Actions Filed | lawsuit |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |
Subsequent Event [Member] | Lawsuit In United States District Court for the Northern District of California |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs, unsettled |  |  |  |  |  |  |  |  |  | 4 |  |  |  |  |  |  |  |

X
- Definition Number of groups plaintiffs motions to Dismiss applicable. + References No definition available. + Details
Name: | atge_NumberOfGroupsPlaintiffsMotionsToDismissApplicable
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Individuals to File Second Amended Claim + References No definition available. + Details
Name: | atge_NumberOfIndividualsToFileSecondAmendedClaim
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of lawsuits. + References No definition available. + Details
Name: | atge_NumberOfLawsuits
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of other individuals filed lawsuit. + References No definition available. + Details
Name: | atge_NumberOfOtherIndividualsFiledLawsuit
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of other individuals to whom notice has been sent. + References No definition available. + Details
Name: | atge_NumberOfOtherIndividualsToWhomNoticeHasBeenSent
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of plaintiffs. + References No definition available. + Details
Name: | atge_NumberOfPlaintiffs
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Plaintiffs, Added + References No definition available. + Details
Name: | atge_NumberOfPlaintiffsAdded
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Plaintiffs, Agreed To Settle + References No definition available. + Details
Name: | atge_NumberOfPlaintiffsAgreedToSettle
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Plaintiffs Council Moved To Withdraw + References No definition available. + Details
Name: | atge_NumberOfPlaintiffsCouncilMovedToWithdraw
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of plaintiff dismissed. + References No definition available. + Details
Name: | atge_NumberOfPlaintiffsDismissed
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Plaintiffs, Unsettled + References No definition available. + Details
Name: | atge_NumberOfPlaintiffsUnsettled
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of graduates obtained the job in their chosen field of study within six months of graduation. + References No definition available. + Details
Name: | atge_PercentageOfGraduatesObtainedJobFieldOfStudy
Namespace Prefix: | atge_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Qui Tam False Claims Act Actions Filed + References No definition available. + Details
Name: | atge_QuiTamFalseClaimsActActionsFiled
Namespace Prefix: | atge_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
Name: | us-gaap_EscrowDeposit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of loss contingency liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 + Details
Name: | us-gaap_LossContingencyAccrualAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_LitigationCaseAxis=atge_NicoleVersettoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=atge_CarlsonCaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=atge_LawsuitInUnitedStatesDistrictCourtForWesternDistrictOfTexasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=atge_LawsuitInUnitedStatesDistrictCourtForNorthernDistrictOfCaliforniaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=atge_AlvarezCaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=atge_StoltmannCaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=atge_Complaint2017And2018CaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |