XML 81 R68.htm IDEA: XBRL DOCUMENT
v3.21.2

BORROWED FUNDS - Subordinated Debt (Details) - USD ($) |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
May 19, 2021 | Jun. 30, 2021 | Jun. 30, 2021 | Dec. 31, 2020
Debt Instrument [Line Items] |  |  |  |
Subordinated debt, net |  | $ 32,967,000 | $ 32,967,000 | $ 16,553,000
6.25% maturing in June 2026 and redeemable at par in June 2021 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Aggregate par value |  |  |  | $ 8,000,000
Stated interest rate |  |  |  | 6.25%
Subordinated debt, net |  | 0 | 0 | $ 8,027,000
Effective interest rate |  |  |  | 5.49%
6.50% maturing in April 2027 and redeemable at par in April 2022 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Aggregate par value |  | $ 6,500,000 | $ 6,500,000 | $ 6,500,000
Stated interest rate |  | 6.50% | 6.50% | 6.50%
Subordinated debt, net |  | $ 6,500,000 | $ 6,500,000 | $ 6,500,000
6.50% maturing in July 2027 and redeemable at par in July 2022 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Aggregate par value |  | $ 2,000,000 | $ 2,000,000 | $ 2,000,000
Stated interest rate |  | 6.50% | 6.50% | 6.50%
Subordinated debt, net |  | $ 2,017,000 | $ 2,017,000 | $ 2,026,000
Effective interest rate |  | 5.60% | 5.60% | 5.60%
3.25% maturing in June 2031 and redeemable at par in June 2026 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Aggregate par value | $ 25,000,000.0 | $ 25,000,000 | $ 25,000,000 | $ 25,000,000
Stated interest rate | 3.25% | 3.25% | 3.25% | 3.25%
Debt issuance costs | $ 563,000 |  |  |
Subordinated debt, net | $ 24,437,000 | $ 24,450,000 | $ 24,450,000 | $ 0
Amortization of debt issuance costs |  | $ 13,000 | $ 13,000 |
Effective interest rate |  | 3.74% | 3.74% | 3.74%
3.25% maturing in June 2031 and redeemable at par in June 2026 | Debt Instrument, Redemption, Period One |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Stated interest rate | 3.25% |  |  |
Debt Instrument, Redemption Period, Start Date | May 19, 2021 |  |  |
Debt Instrument, Redemption Period, End Date | Jun. 01, 2026 |  |  |
3.25% maturing in June 2031 and redeemable at par in June 2026 | Debt Instrument, Redemption, Period Two |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt Instrument, Redemption Period, Start Date | Jun. 01, 2026 |  |  |
Debt Instrument, Redemption Period, End Date | Jun. 01, 2031 |  |  |
Debt Instrument, Basis Spread on Variable Rate | 2.59% |  |  |

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6036836-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateEffectivePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
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_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition End date of debt instrument redemption period, in CCYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph e -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 + Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodEndDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Start date of debt instrument redemption period, in CCYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph e -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 + Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodStartDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of expense for amortization of deferred issuance costs associated with an own-share lending arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 2A -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=7656903&loc=SL6757479-112611 + Details
Name: | us-gaap_DeferredFinanceCostsOwnShareLendingArrangementIssuanceCostsAmortizationExpense1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsOfDebtIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_SubordinatedDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cznc_SixPointTwoFivePercentSubordinateDebtMaturingInJune2026AndRedeemableAtParInJune2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cznc_SixPointFiveZeroPercentSubordinateDebtMaturingInApril2027AndRedeemableAtParInApril2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cznc_SixPointFiveZeroPercentSubordinateDebtMaturingInJuly2027AndRedeemableAtParInJuly2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cznc_ThreePointTwoFivePercentSubordinatedDebtMaturingInJune2031AndRedeemableAtParInJune2026Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodAxis=us-gaap_DebtInstrumentRedemptionPeriodOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodAxis=us-gaap_DebtInstrumentRedemptionPeriodTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |