XML 60 R48.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Loans and the Allowance for Loan and Lease Losses (Details) - Narrative - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2016 | Jun. 30, 2016 | Jun. 30, 2015 | Dec. 31, 2015
LOANS AND THE ALLOWANCE FOR LOAN LOSSES (Details) [Line Items] |  |  |  |
Non Accrual Contractual Due |  | 90 days |  |
Loans Pledged as Collateral | $ 1,600,000 | $ 1,600,000 |  | $ 1,600,000
Loans performing under the restructured terms |  | 97,800 |  | 85,900
Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans |  | 1,400 |  | 700
Troubled debt restructurings |  | 99,200 |  | 86,600
Allowance for Loan and Lease Losses Period Increase Decrease Due to Trouble Debt Restructuring | 1,500 | 3,300 |  |
Specific allocations associated with taxi medallion, fair value | 7,800 | 7,800 |  | $ 4,500
Modified specific allocations associated with taxi medallion, fair value |  | 10,100 |  |
Valuation per Medallion Amount | $ 750 | 750 |  |
Increase in allowance for loan and lease losses |  | $ 108 |  |
Secured by Taxi Medallions [Member] |  |  |  |
LOANS AND THE ALLOWANCE FOR LOAN LOSSES (Details) [Line Items] |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage Rate Range | 3.75% | 3.75% |  |
Minimum [Member] | Secured by Taxi Medallions [Member] |  |  |  |
LOANS AND THE ALLOWANCE FOR LOAN LOSSES (Details) [Line Items] |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage Rate Range |  |  | 3.00% |
Modifications principal amortization period |  |  | 25 years |
Maximum [Member] | Secured by Taxi Medallions [Member] |  |  |  |
LOANS AND THE ALLOWANCE FOR LOAN LOSSES (Details) [Line Items] |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage Rate Range |  |  | 3.25% |
Modifications principal amortization period |  |  | 30 years |

X
- Definition Allowance for loan and lease losses period increase decrease due to trouble debt restructuring. + References No definition available. + Details
Name: | cnob_AllowanceForLoanAndLeaseLossesPeriodIncreaseDecreaseDueToTroubleDebtRestructuring
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Loans and the allowance for loan losses details line items. + References No definition available. + Details
Name: | cnob_LOANSANDTHEALLOWANCEFORLOANLOSSESDetailsLineItems
Namespace Prefix: | cnob_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loans performing under the restructured terms + References No definition available. + Details
Name: | cnob_LoansPerformingUnderRestructuredTerms
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Modified specific allocations associated with taxi medallion, fair value. + References No definition available. + Details
Name: | cnob_ModifiedSpecificAllocationsAssociatedWithTaxiMedallionFairValue
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Non accrual contractual due. + References No definition available. + Details
Name: | cnob_NonAccrualContractualDue
Namespace Prefix: | cnob_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Specific allocations associated with taxi medallion, fair value. + References No definition available. + Details
Name: | cnob_SpecificAllocationsAssociatedWithTaxiMedallionFairValue
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Valuation per Medallion Amount. + References No definition available. + Details
Name: | cnob_ValuationPerMedallionAmount
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Remaining amortization period for discount on the liability component of convertible debt which may be settled in cash upon conversion, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870 + Details
Name: | us-gaap_DebtInstrumentConvertibleRemainingDiscountAmortizationPeriod1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Reflects the amount of the write-down related to a troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554 + Details
Name: | us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Reflects the amount of additional interest income that would have been recorded if impaired or nonperforming loans were instead current, in compliance with their original terms, and outstanding throughout the reporting period or since origination (if held for part of the period). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18794-111554 + Details
Name: | us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Carrying amount as of the balance sheet date of loans that have been pledged as collateral for borrowings. If the secured party has the right by contract or custom to sell or re-pledge the collateral, then the debtor reclassifies that asset and report that asset in its statement of financial position separately from other assets not so encumbered. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5086-111524 + Details
Name: | us-gaap_LoansPledgedAsCollateral
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition For a debtor, the gain (loss) recognized on the transfer of assets, after the impact of income tax expense or benefit, arising from the difference between the book value of the assets transferred before the restructuring and the fair value of the assets transferred. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 60 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6402221&loc=d3e15743-112638 + Details
Name: | us-gaap_TroubledDebtRestructuringDebtorCurrentPeriodGainLossOnTransferOfAssetsNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=cnob_SecuredByTaxiMedallionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |