XML 178 R132.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Note 21 - Fair Value Measurements and Fair Values of Financial Instruments - Assets Measured at Fair Value (Details) - USD ($) | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Total, fair value | $ 346,723,000 | $ 363,273,000
Marketable equity security | 979,000 | 950,000
Unpaid principal - with allowance | 3,375,000 | 4,851,000
Valuation allowance | (1,051,000) | (1,605,000)
Impaired loans, net | 3,375,000 | 4,851,000
US Government Agencies Debt Securities [Member] |  |
Total, fair value | 17,000,000 | 12,500,000
Obligations of States and Political Subdivisions Tax Exempt [Member] |  |
Total, fair value | 70,760,000 | 83,952,000
Obligations of States and Political Subdivisions Taxable [Member] |  |
Total, fair value | 36,303,000 | 27,699,000
Residential Pass-Through Securities [Member] |  |
Total, fair value | 59,210,000 | 53,445,000
Residential Collateralized Mortgage Obligations [Member] |  |
Total, fair value | 114,723,000 | 145,912,000
Commercial Mortgage Backed Securities [Member] |  |
Total, fair value | 48,727,000 | 39,765,000
Fair Value, Recurring [Member] |  |
Total, fair value | 346,723,000 | 363,273,000
Marketable equity security | 979,000 | 950,000
Servicing rights | 1,277,000 | 1,404,000
Total asset fair value measurements | 348,979,000 | 365,627,000
Fair Value, Recurring [Member] | US Government Agencies Debt Securities [Member] |  |
Total, fair value | 17,000,000 | 15,500,000
Fair Value, Recurring [Member] | Obligations of States and Political Subdivisions Tax Exempt [Member] |  |
Total, fair value | 70,760,000 | 83,952,000
Fair Value, Recurring [Member] | Obligations of States and Political Subdivisions Taxable [Member] |  |
Total, fair value | 36,303,000 | 27,699,000
Fair Value, Recurring [Member] | Residential Pass-Through Securities [Member] |  |
Total, fair value | 59,210,000 | 53,445,000
Fair Value, Recurring [Member] | Residential Collateralized Mortgage Obligations [Member] |  |
Total, fair value | 114,723,000 | 145,912,000
Fair Value, Recurring [Member] | Commercial Mortgage Backed Securities [Member] |  |
Total, fair value | 48,727,000 | 39,765,000
Fair Value, Nonrecurring [Member] |  |
Total asset fair value measurements | 5,210,000 | 4,949,000
Unpaid principal - with allowance | 3,375,000 | 4,851,000
Valuation allowance | (1,051,000) | (1,605,000)
Impaired loans, net | 2,324,000 | 3,246,000
Foreclosed assets held for sale | 2,886,000 | 1,703,000
Fair Value, Inputs, Level 1 [Member] | Fair Value, Recurring [Member] |  |
Total, fair value | 0 | 0
Marketable equity security | 979,000 | 950,000
Servicing rights | 0 | 0
Total asset fair value measurements | 979,000 | 950,000
Fair Value, Inputs, Level 1 [Member] | Fair Value, Recurring [Member] | US Government Agencies Debt Securities [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Recurring [Member] | Obligations of States and Political Subdivisions Tax Exempt [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Recurring [Member] | Obligations of States and Political Subdivisions Taxable [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Recurring [Member] | Residential Pass-Through Securities [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Recurring [Member] | Residential Collateralized Mortgage Obligations [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Recurring [Member] | Commercial Mortgage Backed Securities [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Nonrecurring [Member] |  |
Total asset fair value measurements | 0 | 0
Unpaid principal - with allowance | 0 | 0
Valuation allowance | 0 | 0
Impaired loans, net | 0 | 0
Foreclosed assets held for sale | 0 | 0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] |  |
Total, fair value | 346,723,000 | 363,273,000
Marketable equity security | 0 | 0
Servicing rights | 0 | 0
Total asset fair value measurements | 346,723,000 | 363,273,000
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | US Government Agencies Debt Securities [Member] |  |
Total, fair value | 17,000,000 | 12,500,000
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Obligations of States and Political Subdivisions Tax Exempt [Member] |  |
Total, fair value | 70,760,000 | 83,952,000
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Obligations of States and Political Subdivisions Taxable [Member] |  |
Total, fair value | 36,303,000 | 27,699,000
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Residential Pass-Through Securities [Member] |  |
Total, fair value | 59,210,000 | 53,445,000
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Residential Collateralized Mortgage Obligations [Member] |  |
Total, fair value | 114,723,000 | 145,912,000
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Commercial Mortgage Backed Securities [Member] |  |
Total, fair value | 48,727,000 | 39,765,000
Fair Value, Inputs, Level 2 [Member] | Fair Value, Nonrecurring [Member] |  |
Total asset fair value measurements | 0 | 0
Unpaid principal - with allowance | 0 | 0
Valuation allowance | 0 | 0
Impaired loans, net | 0 | 0
Foreclosed assets held for sale | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] |  |
Total, fair value | 0 | 0
Marketable equity security | 0 | 0
Servicing rights | 1,277,000 | 1,404,000
Total asset fair value measurements | 1,277,000 | 1,404,000
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | US Government Agencies Debt Securities [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Obligations of States and Political Subdivisions Tax Exempt [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Obligations of States and Political Subdivisions Taxable [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Residential Pass-Through Securities [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Residential Collateralized Mortgage Obligations [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Commercial Mortgage Backed Securities [Member] |  |
Total, fair value | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Nonrecurring [Member] |  |
Total asset fair value measurements | 5,210,000 | 4,949,000
Unpaid principal - with allowance | 3,375,000 | 4,851,000
Valuation allowance | (1,051,000) | (1,605,000)
Impaired loans, net | 2,324,000 | 3,246,000
Foreclosed assets held for sale | $ 2,886,000 | $ 1,703,000

X
- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
Name: | us-gaap_AssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118942338&loc=SL82898722-210454 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118954083&loc=d3e26610-111562 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesDebtSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=99377092&loc=SL75136599-209740 + Details
Name: | us-gaap_EquitySecuritiesFvNi
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRelatedAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of investment in impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
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 Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5162-111524 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4437-111522 + Details
Name: | us-gaap_RealEstateAcquiredThroughForeclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746 + Details
Name: | us-gaap_ServicingAssetAtFairValueAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USGovernmentAgenciesDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=cznc_ObligationsOfStatesAndPoliticalSubdivisionsTaxExemptMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=cznc_ObligationsOfStatesAndPoliticalSubdivisionsTaxableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=cznc_ResidentialPassthroughSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=cznc_ResidentialCollateralizedMortgageObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CommercialMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsNonrecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |