Conversion price value.

No definition available.

Name:	SMX_ConversionPriceValue
Namespace Prefix:	SMX_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Converted debt remaining principal amount.

+ References

No definition available.

+ Details

Name:	SMX_ConvertedDebtRemainingPrincipalAmount
Namespace Prefix:	SMX_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Floor price per share.

+ References

No definition available.

+ Details

Name:	SMX_FloorPricePricePerShare
Namespace Prefix:	SMX_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

Name:	SMX_IfrsStatementLineItems
Namespace Prefix:	SMX_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of value converted.

+ References

No definition available.

+ Details

Name:	SMX_NumberOfValueConverted
Namespace Prefix:	SMX_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Original issue discount.

+ References

No definition available.

+ Details

Name:	SMX_OriginalIssueDiscount
Namespace Prefix:	SMX_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Outstanding principal and interest description.

+ References

No definition available.

+ Details

Name:	SMX_OutstandingPrincipalAndInterestDescription
Namespace Prefix:	SMX_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Proceeds from issuance of promissory note

+ References

No definition available.

+ Details

Name:	SMX_ProceedsFromIssuanceOfPromissoryNote
Namespace Prefix:	SMX_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Proceeds from loan.

+ References

No definition available.

+ Details

Name:	SMX_ProceedsFromLoan
Namespace Prefix:	SMX_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Promissory note.

+ References

No definition available.

+ Details

Name:	SMX_PromissoryNote
Namespace Prefix:	SMX_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 26
-IssueDate 2025-01-01
-Paragraph 35
-Subparagraph b
-Clause vi
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=26&code=ifrs-tx-2025-en-r&anchor=para_35_b_vi&doctype=Standard
-URIDate 2025-03-27

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 103
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_103&doctype=Standard
-URIDate 2025-03-27

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 99
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_99&doctype=Standard
-URIDate 2025-03-27

+ Details

Name:	ifrs-full_AdministrativeExpense
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 112
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard
-URIDate 2025-03-27

+ Details

Name:	ifrs-full_BrokerageFeeExpense
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The description of the non-cash conversion of debt to equity.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2025-01-01
-Paragraph 44
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2025-en-r&anchor=para_44_c&doctype=Standard
-URIDate 2025-03-27

+ Details

Name:	ifrs-full_DescriptionOfConversionOfDebtToEquity
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of net debt of the entity.

+ References

+ Details

Name:	ifrs-full_NetDebt
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The nominal or face amount of a financial instrument, used to calculate payments made on that instrument.

+ References

+ Details

Name:	ifrs-full_NotionalAmount
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of shares issued by the entity.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 106
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106_d&doctype=Standard
-URIDate 2025-03-27

+ Details

Name:	ifrs-full_NumberOfSharesIssued
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The proportion of ownership interest in a subsidiary attributable to the entity. [Refer: Total for all subsidiaries [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2025-01-01
-Paragraph 17
-Subparagraph b
-Clause iii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2025-en-r&anchor=para_17_b_iii&doctype=Standard
-URIDate 2025-03-27

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2025-01-01
-Paragraph 16
-Subparagraph b
-Clause iii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2025-en-r&anchor=para_16_b_iii&doctype=Standard
-URIDate 2025-03-27

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2025-01-01
-Paragraph 19B
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2025-en-r&anchor=para_19B_c&doctype=Standard
-URIDate 2025-03-27

+ Details

Name:	ifrs-full_ProportionOfOwnershipInterestInSubsidiary
Namespace Prefix:	ifrs-full_
Data Type:	dtr-2022:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	ifrs-full_TypesOfContractsAxis=SMX_RBWDecemberAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_ClassesOfShareCapitalAxis=ifrs-full_OrdinarySharesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_ClassesOfFinancialLiabilitiesAxis=SMX_ConvertibleLoanTrancheMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_ClassesOfFinancialLiabilitiesAxis=SMX_ConvertibleLoanTrancheOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_ClassesOfFinancialLiabilitiesAxis=SMX_ConvertibleLoanTrancheTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

CONVERTIBLE NOTES (Details Narrative) - RBW december agreement [member] - USD ($) $ / shares in Units, $ in Thousands				12 Months Ended
	Dec. 29, 2025	Dec. 03, 2025	Dec. 01, 2025	Dec. 31, 2025	Jan. 31, 2026
IfrsStatementLineItems [Line Items]
Issuance of promissory note			$ 20,625
Cash proceeds			16,500
Cash placement agent fee			1,460
Legal expenses			1,460
Original issue amount			$ 4,125
Original issue discount			20.00%
Outstanding principal and interest description			(i) the principal amount increases automatically by 20%; (ii) default interest of 20% per annum applies; and (iii) all outstanding debt may be declared immediately due and payable.
Ownership limit, rate			4.99%
Description of conversion of debt to equity			85% of the lowest daily Volume Weighted Average Price (“VWAP”) during the five trading days immediately preceding conversion, representing a 15% discount to market price
Floor price			$ 1.5
Debt	$ 4,450	$ 2,507		$ 2,668
Conversion price, value	6,300	3,243		3,083
Converted debt remaining principal				8,641
Ordinary shares [member]
IfrsStatementLineItems [Line Items]
Number of value converted				$ 11,984
Number of shares issued				3,695	1,820
Converted debt remaining principal					$ 8,641
Convertible loan tranche [member]
IfrsStatementLineItems [Line Items]
Proceeds from loan			$ 16,500
Convertible loan tranche one [member]
IfrsStatementLineItems [Line Items]
Proceeds from loan		$ 5,750
Convertible loan tranche two [member]
IfrsStatementLineItems [Line Items]
Proceeds from loan	$ 10,750