XML 140 R125.htm IDEA: XBRL DOCUMENT v3.8.0.1

Fair Value Measurements and Fair Value of Financial Instruments (Details) - Schedule of Assets at Fair Value on Non-Recurring - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Impaired Loans [Member] | Commercial Real Estate [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis	$ 1,094	$ 1,099
Impaired Loans [Member] | Commercial Real Estate [Member] | Fair Value, Inputs, Level 1 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis
Impaired Loans [Member] | Commercial Real Estate [Member] | Fair Value, Inputs, Level 2 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis
Impaired Loans [Member] | Commercial Real Estate [Member] | Fair Value, Inputs, Level 3 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis	$ 1,094	1,099
Loans held-for-sale [Member] | Commercial Real Estate [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis		7,712
Loans held-for-sale [Member] | Commercial Real Estate [Member] | Fair Value, Inputs, Level 1 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis
Loans held-for-sale [Member] | Commercial Real Estate [Member] | Fair Value, Inputs, Level 2 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis		7,712
Loans held-for-sale [Member] | Commercial Real Estate [Member] | Fair Value, Inputs, Level 3 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis
Loans held-for-sale [Member] | Commercial [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis		70,105
Loans held-for-sale [Member] | Commercial [Member] | Fair Value, Inputs, Level 1 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis
Loans held-for-sale [Member] | Commercial [Member] | Fair Value, Inputs, Level 2 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis		4,509
Loans held-for-sale [Member] | Commercial [Member] | Fair Value, Inputs, Level 3 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Assets measured at fair value on a nonrecurring basis		$ 65,596

X

- References

No definition available.

+ Details

Name:	cnob_AssetsMeasuredAtFairValueOnANonRecurringBasisAbstract
Namespace Prefix:	cnob_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

+ References

No definition available.

+ Details

Name:	us-gaap_AssetsFairValueDisclosureNonrecurring
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FairValueByAssetClassAxis=cnob_ImpairedLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

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_FairValueByAssetClassAxis=cnob_LoansHeldForSaleMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: