XML 79 R66.htm IDEA: XBRL DOCUMENT
v3.22.4

Note 4 - Loans and the Allowance for Credit Losses - Impairment Evaluation on Loans and Allowance for Credit Losses (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | --- | ---
Individually evaluated |  | $ 8,479 | $ 16,217 |  |
Collectively evaluated |  | 77,955 | 58,358 |  |
Total |  | 90,513 | 78,773 | $ 79,226 | $ 38,293
Individually evaluated |  | 91,976 | 101,949 |  |
Collectively evaluated |  | 8,006,720 | 6,722,164 |  |
Total |  | 8,109,161 | 6,838,351 |  |
Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |  |
Individually evaluated |  | 4,079 | 4,198 |  |
Individually evaluated |  | 10,465 | 14,238 |  |
Commercial Portfolio Segment [Member] |  |  |  |  |
Individually evaluated |  | 7,426 | 15,131 |  |
Collectively evaluated |  | 19,319 | 8,561 |  |
Total |  | 28,903 | 25,969 | 28,443 | 8,349
Individually evaluated |  | 30,994 | 33,726 |  |
Collectively evaluated |  | 1,436,866 | 1,260,537 |  |
Total | [1] | 1,472,734 | 1,299,428 |  |
Commercial Portfolio Segment [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |  |
Individually evaluated |  | 2,158 | 2,277 |  |
Individually evaluated |  | 4,874 | 5,165 |  |
Commercial Real Estate Portfolio Segment [Member] |  |  |  |  |
Individually evaluated |  | 1,003 | 955 |  |
Collectively evaluated |  | 50,818 | 42,713 |  |
Total |  | 53,742 | 45,589 | 39,330 | 20,853
Individually evaluated |  | 46,886 | 49,310 |  |
Collectively evaluated |  | 5,742,751 | 4,686,346 |  |
Total |  | 5,795,228 | 4,741,590 |  |
Commercial Real Estate Portfolio Segment [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |  |
Individually evaluated |  | 1,921 | 1,921 |  |
Individually evaluated |  | 5,591 | 5,934 |  |
Commercial Construction Portfolio Segment [Member] |  |  |  |  |
Individually evaluated |  | 0 | 0 |  |
Collectively evaluated |  | 3,718 | 3,580 |  |
Total |  | 3,718 | 3,580 | 8,194 | 7,304
Individually evaluated |  | 8,232 | 13,196 |  |
Collectively evaluated |  | 565,907 | 526,982 |  |
Total |  | 574,139 | 540,178 |  |
Commercial Construction Portfolio Segment [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |  |
Individually evaluated |  | 0 | 0 |  |
Individually evaluated |  | 0 | 0 |  |
Residential Portfolio Segment [Member] |  |  |  |  |
Individually evaluated |  | 50 | 131 |  |
Collectively evaluated |  | 4,093 | 3,497 |  |
Total |  | 4,143 | 3,628 | 2,687 | 1,685
Individually evaluated |  | 5,864 | 5,717 |  |
Collectively evaluated |  | 258,884 | 246,413 |  |
Total |  | 264,748 | 255,269 |  |
Residential Portfolio Segment [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |  |
Individually evaluated |  | 0 | 0 |  |
Individually evaluated |  | 0 | 3,139 |  |
Consumer Portfolio Segment [Member] |  |  |  |  |
Individually evaluated |  | 0 | 0 |  |
Collectively evaluated |  | 7 | 7 |  |
Total |  | 7 | 7 | $ 4 | $ 3
Individually evaluated |  | 0 | 0 |  |
Collectively evaluated |  | 2,312 | 1,886 |  |
Total |  | 2,312 | 1,886 |  |
Consumer Portfolio Segment [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |  |
Individually evaluated |  | 0 | 0 |  |
Individually evaluated |  | $ 0 | $ 0 |  |
[1] | Included in commercial loans as of December 31, 2022 and December 31, 2021 were Paycheck Protection Program (“PPP”) loans of $11.4 million and $93.1 million, respectively. These loans are 100% federally guaranteed and currently not subject to any allocation of allowance for credit losses.

X
- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References No definition available. + Details
Name: | cnob_FinancingReceivablesAllowanceForCreditLossesCollectivelyEvaluatedForImpairment
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References No definition available. + Details
Name: | cnob_FinancingReceivablesAllowanceForCreditLossesIndividuallyEvaluatedForImpairment
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The balance of financing receivables that were collectively evaluated for impairment. + References No definition available. + Details
Name: | cnob_FinancingReceivablesCollectivelyEvaluatedForImpairment
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The balance of financing receivables that were individually evaluated for impairment. + References No definition available. + Details
Name: | cnob_FinancingReceivablesIndividuallyEvaluatedForImpairment
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)(2)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(4)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (3) Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (c) Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (1) + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amortized cost, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
Name: | us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_CreditLossStatusAxis=us-gaap_FinancialAssetAcquiredWithCreditDeteriorationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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