XML 158 R99.htm IDEA: XBRL DOCUMENT
v3.20.4

BORROWED FUNDS AND SUBORDINATED DEBT - Long-term Borrowing (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Long-term Borrowing |  |
Long-term borrowings | $ 54,608 | $ 52,127
Loans matured in 2020 with a weighted-average rate of 2.71% |  |
Long-term Borrowing |  |
Rate | 2.71% | 2.71%
Loans maturing in 2021 with a weighted-average effective rate of 1.36% |  |
Long-term Borrowing |  |
Rate | 1.36% | 1.36%
Loans maturing in 2022 with a weighted-average rate of 0.60% |  |
Long-term Borrowing |  |
Rate | 0.60% | 0.60%
Loans maturing in 2023 with a weighted-average rate of 0.73% |  |
Long-term Borrowing |  |
Rate | 0.73% | 0.73%
Loans maturing in 2024 with a weighted-average rate of 0.75% |  |
Long-term Borrowing |  |
Rate | 0.75% | 0.75%
Loan maturing in 2025 with a rate of 4.91% |  |
Long-term Borrowing |  |
Rate | 4.91% | 4.91%
Federal Home Loan Bank of Pittsburgh |  |
Long-term Borrowing |  |
Long-term borrowings | $ 54,608 | $ 52,127
Federal Home Loan Bank of Pittsburgh | Loans matured in 2020 with a weighted-average rate of 2.71% |  |
Long-term Borrowing |  |
Long-term borrowings | 0 | 5,069
Federal Home Loan Bank of Pittsburgh | Loans maturing in 2021 with a weighted-average effective rate of 1.36% |  |
Long-term Borrowing |  |
Long-term borrowings | 26,098 | 6,000
Federal Home Loan Bank of Pittsburgh | Loans maturing in 2022 with a weighted-average rate of 0.60% |  |
Long-term Borrowing |  |
Long-term borrowings | 15,682 | 20,000
Federal Home Loan Bank of Pittsburgh | Loans maturing in 2023 with a weighted-average rate of 0.73% |  |
Long-term Borrowing |  |
Long-term borrowings | 7,224 | 20,500
Federal Home Loan Bank of Pittsburgh | Loans maturing in 2024 with a weighted-average rate of 0.75% |  |
Long-term Borrowing |  |
Long-term borrowings | 5,137 | 0
Federal Home Loan Bank of Pittsburgh | Loan maturing in 2025 with a rate of 4.91% |  |
Long-term Borrowing |  |
Long-term borrowings | $ 467 | $ 558

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 The calculated weighted average interest rate for Federal Home Loan Bank advances outstanding as of the Balance Sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13(3)(a)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
Name: | us-gaap_FederalHomeLoanBankAdvancesActivityForYearAverageInterestRateAtPeriodEnd
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer. + References Reference 1: 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 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64702-112823 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
Name: | us-gaap_FederalHomeLoanBankAdvancesLongTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cznc_FederalHomeLoanBankBorrowingsLoanMaturingIn2020WithRateOf270Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cznc_FederalHomeLoanBankBorrowingsLoanMaturingIn2021WithRateOf1.36Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cznc_FederalHomeLoanBankBorrowingsLoanMaturingIn2022WithRateOf0.60Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cznc_FederalHomeLoanBankBorrowingsLoanMaturingIn2023WithRateOf0.73Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cznc_FederalHomeLoanBankBorrowingsLoanMaturingIn2024WithRateOf0.75Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=cznc_FederalHomeLoanBankBorrowingsLoanMaturingIn2025WithRateOf491Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_FederalHomeLoanBankAdvancesBranchOfFHLBBankAxis=srt_FederalHomeLoanBankOfPittsburghMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |