XML 53 R35.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Business Combinations (Details) (USD $) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2015 | Jul. 01, 2014
Business Combinations (Details) [Line Items] |  |
Common Stock Conversion Ratio Shares (in Shares) | 2.6 cnob_CommonStockConversionRatioShares |
Goodwill Recorded in Business Acquisition | $ 129,105,000 cnob_GoodwillRecordedInBusinessAcquisition | $ 129,105,000 cnob_GoodwillRecordedInBusinessAcquisition
Finite Lived Intangible Asset Acquired |  | 5,308,000 cnob_FiniteLivedIntangibleAssetAcquired
Business Combination, Consideration Transferred | 264,231 us-gaap_BusinessCombinationConsiderationTransferred1 |
Finite-Lived Intangible Asset, Useful Life | 10 years |
Business Combination, Acquisition Related Costs | 10,600,000 us-gaap_BusinessCombinationAcquisitionRelatedCosts |
Legacy ConnectOne [Member] |  |
Business Combinations (Details) [Line Items] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  | 1,500,000,000 us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets / us-gaap_BusinessAcquisitionAxis = cnob_LegacyConnectOneMember
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed Non Current Loans |  | 1,200,000,000 cnob_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNonCurrentLoans / us-gaap_BusinessAcquisitionAxis = cnob_LegacyConnectOneMember
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed Non Current Deposits |  | $ 1,100,000,000 cnob_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNonCurrentDeposits / us-gaap_BusinessAcquisitionAxis = cnob_LegacyConnectOneMember

X
- Definition Business combination recognized identifiable assets acquired and liabilities assumed non current deposits. + References No definition available. + Details
Name: | cnob_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNonCurrentDeposits
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Business combination recognized identifiable assets acquired and liabilities assumed non current loans. + References No definition available. + Details
Name: | cnob_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNonCurrentLoans
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | cnob_BusinessCombinationsDetailsLineItems
Namespace Prefix: | cnob_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Common stock conversion ratio shares. + References No definition available. + Details
Name: | cnob_CommonStockConversionRatioShares
Namespace Prefix: | cnob_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Finite lived intangible asset acquired. + References No definition available. + Details
Name: | cnob_FiniteLivedIntangibleAssetAcquired
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Goodwill recorded in business acquisition. + References No definition available. + Details
Name: | cnob_GoodwillRecordedInBusinessAcquisition
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e1043-128460 + Details
Name: | us-gaap_BusinessCombinationAcquisitionRelatedCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477 + Details
Name: | us-gaap_BusinessCombinationConsiderationTransferred1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of assets acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=cnob_LegacyConnectOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |