Aggregate ordinary shares.

No definition available.

Name:	SMX_AggregateOrdinaryShares
Namespace Prefix:	SMX_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Floor price per share.

+ References

No definition available.

+ Details

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

- References

No definition available.

+ Details

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- Definition

Lowest limit of ordinary shares percentage

+ References

No definition available.

+ Details

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

- Definition

Payment for cash.

+ References

No definition available.

+ Details

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

- Definition

Payment for fee

+ References

No definition available.

+ Details

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

- Definition

Prepaid advance percentage.

+ References

No definition available.

+ Details

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

- Definition

Purchase price of per share.

+ References

No definition available.

+ Details

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Namespace Prefix:	SMX_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Warrant term.

+ References

No definition available.

+ Details

Name:	SMX_WarrantTerm
Namespace Prefix:	SMX_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The exercise price of share options granted.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2024-01-01
-Paragraph 47
-Subparagraph a
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-URIDate 2024-03-27

+ Details

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Data Type:	dtr-2022:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

The description of a share-based payment arrangement that existed at any time during the reporting period. [Refer: Types of share-based payment arrangements [domain]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2024-01-01
-Paragraph 45
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-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_a&doctype=Standard
-URIDate 2024-03-27

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

- Definition

The nominal value of capital arising from issuing ordinary shares. [Refer: Issued capital]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 78
-Subparagraph e
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78_e&doctype=Standard
-URIDate 2024-03-27

+ Details

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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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
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-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2024-03-27

+ Details

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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
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 106
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_106_d&doctype=Standard
-URIDate 2024-03-27

+ Details

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

- Definition

The nominal value per share.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 79
-Subparagraph a
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-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_79_a_iii&doctype=Standard
-URIDate 2024-03-27

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	dtr-2022:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash outflow to settle borrowings, classified as financing activities. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2024-01-01
-Paragraph 17
-Subparagraph d
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-URIDate 2024-03-27

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	ifrs-full_BorrowingsByNameAxis=SMX_FirstInstallmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_BorrowingsByNameAxis=SMX_SecondInstallmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_TypesOfContractsAxis=SMX_LetterAgreementMember
Namespace Prefix:
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PRE-PAID ADVANCE (Details Narrative)						1 Months Ended	12 Months Ended
PRE-PAID ADVANCE (Details Narrative)	Jun. 27, 2024 $ / shares shares	Jun. 21, 2024 $ / shares shares	Apr. 19, 2024 $ / shares shares	Feb. 29, 2024 USD ($) shares	Jul. 27, 2023 USD ($) $ / shares	Feb. 28, 2023 USD ($) $ / shares	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($) shares	Dec. 31, 2022 USD ($)	Jan. 15, 2025 shares	Dec. 31, 2024 € / shares shares	Sep. 16, 2024 shares	Sep. 11, 2024 shares	Aug. 30, 2024 USD ($)	Aug. 24, 2024 USD ($)	Jul. 15, 2024 shares	Jul. 10, 2024 shares	Jun. 30, 2024 shares	Mar. 31, 2024 shares	Feb. 01, 2024 shares	Mar. 07, 2023 shares
IfrsStatementLineItems [Line Items]
Issuance of ordinary shares															$ 1,500,000
Principal amount														$ 223,700	$ 407,000
Implied value \| € / shares											€ 1
Floor price \| $ / shares					$ 1.10
Repayments of borrowings, classified as financing activities							$ 34,000	$ 30,000
Number of outstanding shares \| shares								579				793					1,818				1,000,000
Exercise price per share \| $ / shares	$ 4.7025
Ordinary shares [member]
IfrsStatementLineItems [Line Items]
Number of outstanding shares \| shares	11,699,000	117								33,155,000	472,000		55,789			44,800,000		1,494	1,251	234	160,227
Standby equity purchase agreement [member]
IfrsStatementLineItems [Line Items]
Issuance of ordinary shares						$ 25,000,000
Share options description						(i) equal to 96% of the weighted average price (“VWAP”) of the common stock during the applicable pricing period (ii) equal to 97% of the lowest VWAP of the common stock during a pricing period of 3 consecutive trading days commencing on the relevant period.
Principal amount						$ 3,500,000
Lowest ordinary shares percentage						100.00%
Implied value \| $ / shares						$ 3.65
Purchase price \| $ / shares						$ 1.10
Repayments of borrowings, classified as financing activities					$ 500,000
Standby equity purchase agreement [member] \| First installment [member]
IfrsStatementLineItems [Line Items]
Principal amount						$ 1,500,000
Standby equity purchase agreement [member] \| Second installment [member]
IfrsStatementLineItems [Line Items]
Principal amount						$ 2,000,000
Prepaid advance percentage						92.00%
Lowest ordinary shares percentage						93.00%
Letter agreement [member]
IfrsStatementLineItems [Line Items]
Agreed to pay				$ 200,000
Payment of cash				$ 423,000
Aggregate ordinary shares \| shares				1,251
Warrant term			5 years
Letter agreement [member] \| Ordinary shares [member]
IfrsStatementLineItems [Line Items]
Number of outstanding shares \| shares		117	117
Exercise price per share \| $ / shares		$ 4.7025	$ 4.7025