XML 74 R62.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Fair Value Measurements and Fair Value of Financial Instruments (Details) - Schedule of Fair Value on a recurring basis - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Assets |  |
Securities available-for-sale, Fair Value | $ 400,015 | $ 435,284
Derivatives | 1,893 | 798
Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 2,072 | 15,150
Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 388,438 | 410,502
Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 9,505 | 9,632
Federal agency obligations [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 51,484 | 56,022
Residential mortgage pass-through securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 180,103 | 181,891
Commercial mortgage pass-through securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 3,893 | 4,054
Obligations of U.S. states and political subdivisions [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 123,629 | 131,128
Trust preferred securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  | 4,671
Corporate bonds and notes [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 27,464 | 29,693
Asset-backed securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 10,946 | 12,050
Certificates of deposit [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 424 | 625
Other securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 2,072 | 3,422
Equity securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  | 11,728
Recurring [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 400,015 | 435,284
Equity securities | 11,559 |
Derivatives | 1,893 | 798
Assets: Available-for-sale, Fair Value | 413,467 | 436,082
Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 2,072 | 15,150
Equity securities | 11,559 |
Derivatives |  |
Assets: Available-for-sale, Fair Value | 13,631 | 15,150
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 388,438 | 410,502
Equity securities |  |
Derivatives | 1,893 | 798
Assets: Available-for-sale, Fair Value | 390,331 | 411,300
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 9,505 | 9,632
Equity securities |  |
Derivatives |  |
Assets: Available-for-sale, Fair Value | 9,505 | 9,632
Recurring [Member] | Federal agency obligations [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 51,484 | 56,022
Recurring [Member] | Federal agency obligations [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Federal agency obligations [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 51,484 | 56,022
Recurring [Member] | Federal agency obligations [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Residential mortgage pass-through securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 180,103 | 181,891
Recurring [Member] | Residential mortgage pass-through securities [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Residential mortgage pass-through securities [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 180,103 | 181,891
Recurring [Member] | Residential mortgage pass-through securities [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Commercial mortgage pass-through securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 3,893 | 4,054
Recurring [Member] | Commercial mortgage pass-through securities [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Commercial mortgage pass-through securities [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 3,893 | 4,054
Recurring [Member] | Commercial mortgage pass-through securities [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Obligations of U.S. states and political subdivisions [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 123,629 | 131,128
Recurring [Member] | Obligations of U.S. states and political subdivisions [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Obligations of U.S. states and political subdivisions [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 114,124 | 121,496
Recurring [Member] | Obligations of U.S. states and political subdivisions [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 9,505 | 9,632
Recurring [Member] | Trust preferred securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  | 4,671
Recurring [Member] | Trust preferred securities [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Trust preferred securities [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  | 4,671
Recurring [Member] | Trust preferred securities [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Corporate bonds and notes [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 27,464 | 29,693
Recurring [Member] | Corporate bonds and notes [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Corporate bonds and notes [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 27,464 | 29,693
Recurring [Member] | Corporate bonds and notes [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Asset-backed securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 10,946 | 12,050
Recurring [Member] | Asset-backed securities [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Asset-backed securities [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 10,946 | 12,050
Recurring [Member] | Asset-backed securities [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Certificates of deposit [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 424 | 625
Recurring [Member] | Other securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 2,072 | 3,422
Recurring [Member] | Other securities [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 2,072 | 3,422
Recurring [Member] | Other securities [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Other securities [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Equity securities [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  | 11,728
Recurring [Member] | Equity securities [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  | 11,728
Recurring [Member] | Equity securities [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Equity securities [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Certificate Of Deposit [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |
Recurring [Member] | Certificate Of Deposit [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value | 424 | 625
Recurring [Member] | Certificate Of Deposit [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Assets |  |
Securities available-for-sale, Fair Value |  |

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=99377789&loc=d3e19207-110258 + Details
Name: | us-gaap_AssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_AssetsFairValueDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References No definition available. + Details
Name: | us-gaap_AvailableForSaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of debt and equity financial instruments classified as either held-to-maturity or available-for-sale. + References No definition available. + Details
Name: | us-gaap_AvailableForSaleSecuritiesAndHeldToMaturitySecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13433-108611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
Name: | us-gaap_DerivativeAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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: |

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

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

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

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

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

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

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

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