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SHARE-BASED PAYMENTS (Details 2) | 12 Months Ended
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Dec. 31, 2022 $ / shares shares
Share options |
The number of shares covered by the share options, beginning | shares |
Exercise price per share of the share options, beginning | $ / shares |
The number of shares covered by the share options granted during the year | shares | 8,100,000
Exercise price per share of the share options granted during the year | $ / shares | $ 0.623
The number of shares covered by the options,ending | shares | 8,100,000
Exercise price per share of the options, ending | $ / shares | $ 0.623

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

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

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

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

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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