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LEASE - Lease income (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 CNY (¥) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2021 USD ($)
Sales-type leases |  |  |  |
LEASE |  |  |  |
Interest income on net investment in the lease | ¥ 3,326 | $ 482 | ¥ 5,210 | $ 818
Including: Income relating to variable lease payments not included in the measurement of the net investment in a lease | 3,326 | 482 | 5,210 | 818
Direct financing leases |  |  |  |
LEASE |  |  |  |
Interest income on net investment in the lease | 414 | 60 | 1,361 | 214
Operating leases |  |  |  |
LEASE |  |  |  |
Lease income relating to lease payments | 18,226 | 2,643 | 35,913 | 5,635
Including: Income relating to variable lease payments not included in the measurement of lease receivable | ¥ 18,226 | $ 2,643 | ¥ 33,793 | $ 5,303

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- Definition The amount represents interest income on net investment in the lease. + References No definition available. + Details
Name: | ccm_InterestIncomeOnNetInvestmentInLease
Namespace Prefix: | ccm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The amount represents interest income relating to variable lease payments not included in lease receivable. + References No definition available. + Details
Name: | ccm_InterestIncomeRelatingToVariableLeasePaymentsNotIncludedInLeaseReceivable
Namespace Prefix: | ccm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The amount represents interest income relating to variable lease payments not included in net investment. + References No definition available. + Details
Name: | ccm_InterestIncomeRelatingToVariableLeasePaymentsNotIncludedInNetInvestment
Namespace Prefix: | ccm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The amount represents lease income relating to lease payments. + References No definition available. + Details
Name: | ccm_LeaseIncomeRelatingToLeasePayments
Namespace Prefix: | ccm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LesseeLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=ccm_DirectFinancingLeasesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=ccm_OperatingLeasesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |