XML 84 R73.htm IDEA: XBRL DOCUMENT
v3.20.2

GOODWILL AND OTHER INTANGIBLE ASSETS - Goodwill (Details) $ / shares in Units, $ in Thousands | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2020 USD ($) D $ / shares | Sep. 30, 2020 USD ($) D $ / shares | Dec. 31, 2019 USD ($) $ / shares | Sep. 30, 2019 USD ($) | Sep. 30, 2020 USD ($) D $ / shares | Sep. 30, 2019 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2019 USD ($) | Dec. 31, 2018 USD ($)
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Balance, beginning of period |  | $ 28,388 | $ 28,618 | $ 28,618 | $ 28,388 | $ 11,942 |  |  |
Goodwill arising in business combination |  | 24,138 |  | 0 | 24,138 | 16,676 |  |  |
Balance, end of period | $ 52,526 | $ 52,526 | $ 28,388 | 28,618 | $ 52,526 | 28,618 |  |  |
Number of the last trading days of the period in measuring closing price | D | 10 | 10 |  |  | 10 |  |  |  |
Average closing share price (in dollars per share) | $ / shares | $ 16.24 | $ 15.96 | $ 26.05 |  |  |  |  |  |
Share price (in dollars per share) | $ / shares | $ 18.65 | $ 18.65 |  |  | $ 18.65 |  |  |  |
Estimated Fair value of reporting unit | $ 352,700 | $ 352,700 |  |  | $ 352,700 |  |  |  |
Stockholders' equity | $ 296,316 | $ 296,316 | $ 244,452 | $ 242,939 | $ 296,316 | $ 242,939 | $ 255,791 | $ 239,716 | $ 197,368
Rate of Excess in Fair value of reporting unit over the Stockholders' equity | 19.00% | 19.00% |  |  | 19.00% |  |  |  |
Goodwill impairment |  |  |  |  | $ 0 |  |  |  |
Valuation: Income Approach |  |  |  |  |  |  |  |  |
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Weighting percentage |  |  |  |  | 60.00% |  |  |  |
Resulted fair value | $ 375,300 | $ 375,300 |  |  | $ 375,300 |  |  |  |
Estimated earnings period |  |  |  |  | 5 years |  |  |  |
Percentage of Operating Expenses Reduction | 20.00% | 20.00% |  |  | 20.00% |  |  |  |
Required percentage of Intangible assets to be maintained | 9.00% | 9.00% |  |  | 9.00% |  |  |  |
Valuation: Income Approach | Maximum |  |  |  |  |  |  |  |  |
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Resulted fair value | $ 410,700 | $ 410,700 |  |  | $ 410,700 |  |  |  |
Projected cash flows, Discount rate | 14.00% | 14.00% |  |  | 14.00% |  |  |  |
Projected cash flows, Capitalization rate | 11.00% | 11.00% |  |  | 11.00% |  |  |  |
Valuation: Income Approach | Minimum |  |  |  |  |  |  |  |  |
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Resulted fair value | $ 340,000 | $ 340,000 |  |  | $ 340,000 |  |  |  |
Projected cash flows, Discount rate | 12.00% | 12.00% |  |  | 12.00% |  |  |  |
Projected cash flows, Capitalization rate | 9.00% | 9.00% |  |  | 9.00% |  |  |  |
Valuation: Income Approach | Midpoint |  |  |  |  |  |  |  |  |
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Projected cash flows, Discount rate | 13.00% | 13.00% |  |  | 13.00% |  |  |  |
Projected cash flows, Capitalization rate | 10.00% | 10.00% |  |  | 10.00% |  |  |  |
Change of control premium to Corporation's September 30, 2020 Market price Approach |  |  |  |  |  |  |  |  |
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Weighting percentage |  |  |  |  | 20.00% |  |  |  |
Resulted fair value | $ 329,000 | $ 329,000 |  |  | $ 329,000 |  |  |  |
Change of control premium to Corporation's September 30, 2020 Market price Approach | Maximum |  |  |  |  |  |  |  |  |
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Resulted fair value | $ 335,500 | $ 335,500 |  |  | $ 335,500 |  |  |  |
Control premium percentage | 30.00% | 30.00% |  |  | 30.00% |  |  |  |
Change of control premium to Corporation's September 30, 2020 Market price Approach | Minimum |  |  |  |  |  |  |  |  |
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Resulted fair value | $ 322,600 | $ 322,600 |  |  | $ 322,600 |  |  |  |
Control premium percentage | 25.00% | 25.00% |  |  | 25.00% |  |  |  |
Change of control premium to the Corporation's Volume-weighted average market price Approach |  |  |  |  |  |  |  |  |
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Weighting percentage |  |  |  |  | 20.00% |  |  |  |
Resulted fair value | $ 319,200 | $ 319,200 |  |  | $ 319,200 |  |  |  |
Change of control premium to the Corporation's Volume-weighted average market price Approach | Maximum |  |  |  |  |  |  |  |  |
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Resulted fair value | $ 325,700 | $ 325,700 |  |  | $ 325,700 |  |  |  |
Control premium percentage | 30.00% | 30.00% |  |  | 30.00% |  |  |  |
Change of control premium to the Corporation's Volume-weighted average market price Approach | Minimum |  |  |  |  |  |  |  |  |
Changes in the carrying amount of goodwill |  |  |  |  |  |  |  |  |
Resulted fair value | $ 312,700 | $ 312,700 |  |  | $ 312,700 |  |  |  |
Control premium percentage | 25.00% | 25.00% |  |  | 25.00% |  |  |  |

X
- Definition The average closing price (trading price) of the common stock of the entity in the open market during the period. + References No definition available. + Details
Name: | cznc_AverageClosingSharePrice
Namespace Prefix: | cznc_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The price of a single share of a number of saleable stocks of a company based on the book value of the company. + References No definition available. + Details
Name: | cznc_BookValueSharePrice
Namespace Prefix: | cznc_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percentage of control premiums. + References No definition available. + Details
Name: | cznc_ControlPremiumPercentage
Namespace Prefix: | cznc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The estimated earnings period of years. + References No definition available. + Details
Name: | cznc_EstimatedEarningsPeriod
Namespace Prefix: | cznc_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of management estimated fair value of the reporting unit. + References No definition available. + Details
Name: | cznc_EstimatedFairValueOfReportingUnit
Namespace Prefix: | cznc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The number of last trading days of the period in measuring bank valuation + References No definition available. + Details
Name: | cznc_NumberOfLastTradingDaysInMeasuringBankValuation
Namespace Prefix: | cznc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percentage of exceeded in fair value of reporting unit by stockholders equity. + References No definition available. + Details
Name: | cznc_PercentageOfExceededInFairValueOfReportingUnitByEquity
Namespace Prefix: | cznc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percentage of intangible assets required to be maintain by the acquirer. + References No definition available. + Details
Name: | cznc_PercentageOfIntangibleAssetsMaintain
Namespace Prefix: | cznc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percentage of reduction in operating expenses. + References No definition available. + Details
Name: | cznc_PercentageOfOperatingExpensesReduction
Namespace Prefix: | cznc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Capitalization rate used by lessee to determine present value of projected cash flows. + References No definition available. + Details
Name: | cznc_ProjectedCashFlowsCapitalizationRate
Namespace Prefix: | cznc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Discount rate used by lessee to determine present value of projected cash flows. + References No definition available. + Details
Name: | cznc_ProjectedCashFlowsDiscountRate
Namespace Prefix: | cznc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The resulted fair value under the approach. + References No definition available. + Details
Name: | cznc_ResultedFairValue
Namespace Prefix: | cznc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The weighting percentage under approach. + References No definition available. + Details
Name: | cznc_WeightingPercentage
Namespace Prefix: | cznc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(1)) -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 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
Name: | us-gaap_Goodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 + Details
Name: | us-gaap_GoodwillAcquiredDuringPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266 + Details
Name: | us-gaap_GoodwillImpairmentLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_GoodwillRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(g)(1)(ii)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 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(31)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 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(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 5: 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(30)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 28 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14064-108612 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
Name: | us-gaap_StockholdersEquity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_ValuationTechniqueAxis=us-gaap_IncomeApproachValuationTechniqueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MedianMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ValuationTechniqueAxis=cznc_ChangeInControlPremiumToCorporationMarketPriceApproachMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ValuationTechniqueAxis=cznc_ChangeOfControlPremiumToCorporationsVolumeWeightedAverageMarketPriceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |