XML 126 R74.htm IDEA: XBRL DOCUMENT
v3.24.0.1

LOANS AND ALLOWANCE FOR CREDIT LOSSES - Impaired Loans (Details) $ in Thousands | Dec. 31, 2022 USD ($)
--- | ---
LOANS AND ALLOWANCE FOR CREDIT LOSSES |
Unpaid Principal Balance - with no allowance | $ 22,508
Recorded Investment - with no allowance | 15,898
Related Allowance - with no allowance | 0
Unpaid Principal Balance - with allowance | 3,460
Recorded Investment - with allowance | 3,460
Related Allowance - with allowance | 453
Unpaid Principal Balance | 25,968
Recorded Investment | 19,358
Commercial | Real estate loan |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |
Unpaid Principal Balance - with no allowance | 8,563
Recorded Investment - with no allowance | 3,754
Related Allowance - with no allowance | 0
Unpaid Principal Balance - with allowance | 3,400
Recorded Investment - with allowance | 3,400
Related Allowance - with allowance | 427
Commercial | Commercial and industrial |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |
Unpaid Principal Balance - with no allowance | 12,926
Recorded Investment - with no allowance | 11,163
Related Allowance - with no allowance | 0
Unpaid Principal Balance - with allowance | 60
Recorded Investment - with allowance | 60
Related Allowance - with allowance | 26
Commercial | Home equity lines of credit |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |
Unpaid Principal Balance - with no allowance | 68
Recorded Investment - with no allowance | 68
Related Allowance - with no allowance | 0
Commercial | Loans secured by farm land |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |
Unpaid Principal Balance - with no allowance | 76
Recorded Investment - with no allowance | 76
Related Allowance - with no allowance | 0
Commercial | Multi-family (5 or more) residential |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |
Unpaid Principal Balance - with no allowance | 0
Recorded Investment - with no allowance | 0
Related Allowance - with no allowance | 0
Commercial | Agricultural loans |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |
Unpaid Principal Balance - with no allowance | 57
Recorded Investment - with no allowance | 57
Related Allowance - with no allowance | 0
Commercial | Construction And Other Land Loans |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |
Unpaid Principal Balance - with no allowance | 244
Recorded Investment - with no allowance | 244
Related Allowance - with no allowance | 0
Residential mortgage | Real estate loan | first liens |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |
Unpaid Principal Balance - with no allowance | 506
Recorded Investment - with no allowance | 506
Related Allowance - with no allowance | 0
Residential mortgage | Real estate loan | junior liens |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |
Unpaid Principal Balance - with no allowance | 68
Recorded Investment - with no allowance | 30
Related Allowance - with no allowance | $ 0

X
- Definition Amount of allowance for credit losses not related to recorded investment. + References No definition available. + Details
Name: | cznc_ImpairedFinancingReceivableNoRelatedAllowance
Namespace Prefix: | cznc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References No definition available. + Details
Name: | cznc_ImpairedFinancingReceivableRecordedInvestment1
Namespace Prefix: | cznc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance for credit losses related to recorded investment. + References No definition available. + Details
Name: | cznc_ImpairedFinancingReceivableRelatedAllowance1
Namespace Prefix: | cznc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses. + References No definition available. + Details
Name: | cznc_ImpairedFinancingReceivableUnpaidPrincipalBalance1
Namespace Prefix: | cznc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in impaired financing receivables for which there is no related allowance for credit losses. + References No definition available. + Details
Name: | cznc_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment1
Namespace Prefix: | cznc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of unpaid principal balance of impaired financing receivables for which there is no related allowance for credit losses. + References No definition available. + Details
Name: | cznc_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance1
Namespace Prefix: | cznc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in impaired financing receivables for which there is a related allowance for credit losses. + References No definition available. + Details
Name: | cznc_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment1
Namespace Prefix: | cznc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses. + References No definition available. + Details
Name: | cznc_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance1
Namespace Prefix: | cznc_
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_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=cznc_HomeEquityLineOfCredit1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=cznc_Multifamily5OrMoreResidentialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LienCategoryAxis=us-gaap_SeniorLienMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LienCategoryAxis=us-gaap_JuniorLienMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |