XML 52 R40.htm IDEA: XBRL DOCUMENT
v3.21.1

Allowance For Credit Losses (Schedule Of Impaired Loans) (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Real Estate |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | $ 4,957 | $ 5,306
Equipment |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 0 | 0
Commercial and industrial | Real Estate |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 172 | 173
Commercial and industrial | Equipment |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 0 | 0
Commercial real estate | Real Estate |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 4,785 | 5,133
Commercial real estate | Equipment |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 0 | 0
1-4 Family | Real Estate |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 0 | 0
1-4 Family | Equipment |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 0 | 0
Hotels | Real Estate |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 2,863 | 2,837
Hotels | Equipment |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 0 | 0
Multi-family | Real Estate |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 0 | 0
Multi-family | Equipment |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 0 | 0
Non Residential Non-Owner Occupied | Real Estate |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 0 | 0
Non Residential Non-Owner Occupied | Equipment |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 0 | 0
Non Residential Owner Occupied | Real Estate |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | 1,922 | 2,296
Non Residential Owner Occupied | Equipment |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Collateral Dependent | $ 0 | $ 0

X
- Definition Financing Receivable, Collateral Dependent + References No definition available. + Details
Name: | chco_FinancingReceivableCollateralDependent
Namespace Prefix: | chco_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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_FinancingReceivableImpairedLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_CollateralAxis=chco_RealEstateCollateralMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=chco_EquipmentAndReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=chco_CommercialRealEstate14FamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=chco_CommercialRealEstateHotelsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=chco_CommercialRealEstateMultifamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=chco_CommercialRealEstateNonResidentialNonOwnerOccupiedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=chco_CommercialRealEstateNonResidentialOwnerOccupiedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |