Cash Transferred Out From Divestitures Of Discontinued Operation

No definition available.

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Data Type:	xbrli:monetaryItemType
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- Definition

Amount of earn out received from the disposal group.

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Amount of gain loss on disposal of assets attributable to disposal group, including, but not limited to, discontinued operation.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Represent the earn out maximum.

+ References

No definition available.

+ Details

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Namespace Prefix:	atge_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represent the Earn out term.

+ References

No definition available.

+ Details

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- Definition

Lessor, Operating Lease, Number Of Contracts Without Option To Extend

+ References

No definition available.

+ Details

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- Definition

The cash inflow during the period arising from disposal of business.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Amount classified as cash and cash equivalents attributable to disposal group held for sale or disposed of.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Period Type:	instant

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Indicates (true false) whether lessor has option to extend operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The cash inflow associated with principal collections from a borrowing supported by a written promise to pay an obligation.

+ References

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Date the receivable or note with imputed interest is due, in YYYY-MM-DD format.

+ References

+ Details

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- Definition

Yield on the receivable, on which interest has been imputed, as calculated from its issuance value or purchase price. The calculated effective interest rate considers factors such as the issued face value or price paid for the receivable, the time period between payments, and the time until maturity [full receipt] of the receivable.

+ References

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Period Type:	duration

- Definition

The principal amount of the receivable or note before consideration of the discount or premium.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Cash received on stock transaction after deduction of issuance costs.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Details

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- Details

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Discontinued Operations and Assets Held for Sale (Additional Information) (Details) $ in Thousands				3 Months Ended				9 Months Ended		15 Months Ended
	Mar. 10, 2022 USD ($)	Dec. 11, 2018 USD ($)	Dec. 11, 2018 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Mar. 31, 2023 USD ($) lease	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Jun. 17, 2022 USD ($)
Earn Out Received					$ 4,100		$ 2,900			$ 7,000
Proceeds from sale of business, net of cash transferred								$ 0	$ 962,652
Cash balance						$ 1,273			$ 1,273
Wendel Group and Colibri Group \| Equity Purchase Agreement
Cash balance	$ 21,500
Sale of stock	$ 962,700
DeVry University
Earn Out Term			10 years
Earn Out Maximum			$ 20,000
Receivable with Imputed Interest, Face Amount		$ 10,000	$ 10,000
Receivable with Imputed Interest, Effective Yield (Interest Rate)		4.00%	4.00%
Receivable with Imputed Interest, Due Date		Jan. 01, 2022	Jan. 01, 2022
Operating lease, option to extend								true
Lessor, Operating Lease, Number Of Contracts Without Option To Extend \| lease								1
Lessee, Operating Lease, Term of Contract				1 year				1 year
Loan payment received						$ 10,000
EduPristine \| Wendel Group and Colibri Group \| Equity Purchase Agreement
Cash Transferred Out From Divestitures Of Discontinued Operation											$ 1,900
Association of Certified Anti-Money Laundering Specialists \| Wendel Group and Colibri Group \| Equity Purchase Agreement
Loss on sale of assets				$ (400)				$ (3,600)