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v3.23.1

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) | 12 Months Ended
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Dec. 31, 2022
Office And Warehouse [Member] | Bottom of range [member] |
IfrsStatementLineItems [Line Items] |
Useful life measured period right to use assets | 2 years
Office And Warehouse [Member] | Top of range [member] |
IfrsStatementLineItems [Line Items] |
Useful life measured period right to use assets | 5 years
Motor vehicles [member] | Bottom of range [member] |
IfrsStatementLineItems [Line Items] |
Useful life measured period right to use assets | 2 years
Motor vehicles [member] | Top of range [member] |
IfrsStatementLineItems [Line Items] |
Useful life measured period right to use assets | 10 years

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

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Namespace Prefix: | chnr_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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

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

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

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