XML 339 R127.htm IDEA: XBRL DOCUMENT
v3.25.1

Schedule of Long term receivables from related parties (Details) - USD ($) | Dec. 31, 2024 | Dec. 31, 2023
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IfrsStatementLineItems [Line Items] |  |
Long-term Receivables from related parties | $ 8,300,723 | $ 9,028,904
YMA DG [member] |  |
IfrsStatementLineItems [Line Items] |  |
Long-term Receivables from related parties | 6,068,347 | 6,755,968
Forwell [member] |  |
IfrsStatementLineItems [Line Items] |  |
Long-term Receivables from related parties | $ 2,232,376 | $ 2,272,936

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- References No definition available. + Details
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Namespace Prefix: | YMAT_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The amount of non-current receivables due from related parties. [Refer: Total for all related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 78 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78_b&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NoncurrentReceivablesDueFromRelatedParties
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=YMAT_YMADGMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=YMAT_ForwellMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |