Description of reverse stock splits significant change in shares issued and outstanding.

No definition available.

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

Interim Condensed Consolidated Statements of Comprehensive Loss (Unaudited) (Parenthetical)	Jun. 01, 2026	May 11, 2026	Feb. 17, 2026	Nov. 18, 2025	Oct. 23, 2025	Aug. 07, 2025	Jun. 16, 2025	Jan. 15, 2025
IfrsStatementLineItems [Line Items]
Description of reverse stock splits	1-for-2.285	1-for-20	1:4.8828125	1-for-8	1-for-10.89958	1-for-7	1-for-4.1	1-for-28.5
Potential ordinary share transactions [member]
IfrsStatementLineItems [Line Items]
Description of reverse stock splits	1-for-2.285	1-for-20	1:4.8828125	1-for-8	1-for-10.89958	1-for-7	1-for-4.1	1-for-28.5