XML 349 R137.htm IDEA: XBRL DOCUMENT
v3.25.1

Schedule of loss rate methodology (Details) - USD ($) | Dec. 31, 2024 | Dec. 31, 2023
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IfrsStatementLineItems [Line Items] |  |
Expected loss rate |  |
Total book value | $ 1,277,928 | $ 2,388,972
Loss allowance | $ 0 | $ 97,332
Current [member] |  |
IfrsStatementLineItems [Line Items] |  |
Expected loss rate | 0.00% | 0.01%
Total book value | $ 1,210,294 | $ 2,272,329
Loss allowance | $ 0 | $ 126
Later than one month and not later than two months [member] |  |
IfrsStatementLineItems [Line Items] |  |
Expected loss rate | 0.00% | 0.01%
Total book value | $ 49,695 | $ 8,485
Loss allowance | $ 0 | $ 1
Later than two months and not later than three months [member] |  |
IfrsStatementLineItems [Line Items] |  |
Expected loss rate | 0.00% | 72.55%
Total book value | $ 17,939 | $ 14,539
Loss allowance | $ 0 | $ 10,548
Later than three months [member] |  |
IfrsStatementLineItems [Line Items] |  |
Expected loss rate | 0.00% | 80.91%
Total book value | $ 0 | $ 33,571
Loss allowance | $ 0 | $ 27,163
Over Than Three Months [member] |  |
IfrsStatementLineItems [Line Items] |  |
Expected loss rate | 0.00% | 99.08%
Total book value | $ 0 | $ 60,048
Loss allowance | $ 0 | $ 59,494

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- Definition Credit loss for allowance + References No definition available. + Details
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Namespace Prefix: | YMAT_
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Balance Type: | credit
Period Type: | instant

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- Definition Expected loss rate + References No definition available. + Details
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Namespace Prefix: | YMAT_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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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 due from customers for goods and services sold. + 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
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Balance Type: | debit
Period Type: | instant

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |