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Provisions - Schedule of Claims from Vendors (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2025 USD ($)
Schedule of Claims from Vendors [Abstract]
Beginning balance	$ 3,866
Additions	450
Settled during the year	(533)
Disposal of subsidiaries	(3,750)
Exchange alignment	(33)
Ending balance

X

- Definition

Additions to provision.

+ References

No definition available.

+ Details

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

X

- Definition

Exchange alignment of provisions.

+ References

No definition available.

+ Details

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Namespace Prefix:	amtd_
Data Type:	xbrli:monetaryItemType
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- References

No definition available.

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Namespace Prefix:	amtd_
Data Type:	xbrli:stringItemType
Balance Type:	na
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- Definition

Settlement of provisions.

+ References

No definition available.

+ Details

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Namespace Prefix:	amtd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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X

- Definition

The loss recognized on termination of a contract.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 912
-SubTopic 275
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479072/912-275-50-4

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X

- Definition

Cumulative provision for contract losses not offset against related costs accumulated on the balance sheet.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 605
-SubTopic 35
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481187/605-35-45-2

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