XML 95 R80.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Loans and the Allowance for Loan and Lease Losses (Details) - Loans by segment modified as troubled debt restructurings - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015
ALLL [Member] |  |
Beginning balance | $ 4,500 |
Additions | 8,250 | 4,500
Transfers |  |
Other | (12,750) |
Ending balance |  | 4,500
Recorded Investment [Member] |  |
Beginning balance | 86,629 | 2,788
Additions | 26,325 | 84,290
Payoffs/paydowns | (2,616) | (449)
Transfers | (96,520) |
Other |  |
Ending balance | $ 13,818 | $ 86,629

X
- Definition Balance of troubled debt allowance for loan and lease losses. + References No definition available. + Details
Name: | cnob_FinancingReceivableTroubledDebtRestructuring
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Additions to the balance of troubled debt allowance for loan and lease losses. + References No definition available. + Details
Name: | cnob_FinancingReceivableTroubledDebtRestructuringAdditions
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Other changes in the balance of troubled debt allowance for loan and lease losses. + References No definition available. + Details
Name: | cnob_FinancingReceivableTroubledDebtRestructuringOther
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Payoffs or paydowns of troubled debt allowance for loan and lease losses. + References No definition available. + Details
Name: | cnob_FinancingReceivableTroubledDebtRestructuringPayoffs
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Transfers into the balance of troubled debt allowance for loan and lease losses. + References No definition available. + Details
Name: | cnob_FinancingReceivableTroubledDebtRestructuringTransfer
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_ValuationAllowancesAndReservesTypeAxis=us-gaap_AllowanceForLoanAndLeaseLossesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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