XML 44 R40.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Investment Securities (Details) - Unrealized gains on investment securities (USD $) In Thousands, unless otherwise specified | Sep. 30, 2014 | Dec. 31, 2013
--- | --- | ---
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | $ 299,867 | $ 319,147
Investment Securities Available-for-Sale, Gross Unrealized Gains | 8,580 | 6,960
Investment Securities Available-for-Sale, Gross Unrealized Losses | (945) | (3,037)
Investment Securities Available-for-Sale, Fair Value | 307,502 | 323,070
Investment Securities Held-to-Maturity, Amortized Cost | 217,567 | 215,286
Investment Securities Held-to-Maturity, Gross Unrealized Gains | 5,084 | 1,516
Investment Securities Held-to-Maturity, Gross Unrealized Losses | (258) | (5,844)
Investment Securities Held-to-Maturity, Fair Value | 222,393 | 210,958
Total, Amortized Cost | 517,434 | 534,433
Total, Gross Unrealized Gains | 13,664 | 8,476
Total, Gross Unrealized Losses | (1,203) | (8,881)
Total, Fair Value | 529,895 | 534,028
US Treasury Securities [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 11,517 | 14,344
Investment Securities Available-for-Sale, Gross Unrealized Losses | (132) | (825)
Investment Securities Available-for-Sale, Fair Value | 11,385 | 13,519
Investment Securities Held-to-Maturity, Amortized Cost | 28,212 | 28,056
Investment Securities Held-to-Maturity, Gross Unrealized Gains | 251 |
Investment Securities Held-to-Maturity, Gross Unrealized Losses |  | (1,019)
Investment Securities Held-to-Maturity, Fair Value | 28,463 | 27,037
Federal Agency Obligations [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 33,110 | 20,567
Investment Securities Available-for-Sale, Gross Unrealized Gains | 75 | 29
Investment Securities Available-for-Sale, Gross Unrealized Losses | (193) | (655)
Investment Securities Available-for-Sale, Fair Value | 32,992 | 19,941
Investment Securities Held-to-Maturity, Amortized Cost | 21,119 | 15,249
Investment Securities Held-to-Maturity, Gross Unrealized Gains | 112 | 23
Investment Securities Held-to-Maturity, Gross Unrealized Losses | (74) | (389)
Investment Securities Held-to-Maturity, Fair Value | 21,157 | 14,883
Residential Mortgage Backed Securities [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 58,459 | 48,312
Investment Securities Available-for-Sale, Gross Unrealized Gains | 1,332 | 791
Investment Securities Available-for-Sale, Gross Unrealized Losses | (100) | (229)
Investment Securities Available-for-Sale, Fair Value | 59,691 | 48,874
Investment Securities Held-to-Maturity, Amortized Cost | 2,616 | 2,246
Investment Securities Held-to-Maturity, Gross Unrealized Gains | 7 |
Investment Securities Held-to-Maturity, Gross Unrealized Losses |  | (64)
Investment Securities Held-to-Maturity, Fair Value | 2,623 | 2,182
Commercial Mortgage Backed Securities [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 3,057 | 7,145
Investment Securities Available-for-Sale, Gross Unrealized Gains |  | 3
Investment Securities Available-for-Sale, Gross Unrealized Losses | (41) | (157)
Investment Securities Available-for-Sale, Fair Value | 3,016 | 6,991
Investment Securities Held-to-Maturity, Amortized Cost | 4,304 | 4,417
Investment Securities Held-to-Maturity, Gross Unrealized Gains | 38 | 41
Investment Securities Held-to-Maturity, Gross Unrealized Losses | (19) | (62)
Investment Securities Held-to-Maturity, Fair Value | 4,323 | 4,396
US States and Political Subdivisions Debt Securities [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 8,204 | 30,804
Investment Securities Available-for-Sale, Gross Unrealized Gains | 225 | 711
Investment Securities Available-for-Sale, Gross Unrealized Losses |  | (55)
Investment Securities Available-for-Sale, Fair Value | 8,429 | 31,460
Investment Securities Held-to-Maturity, Amortized Cost | 123,379 | 127,418
Investment Securities Held-to-Maturity, Gross Unrealized Gains | 3,914 | 1,303
Investment Securities Held-to-Maturity, Gross Unrealized Losses | (151) | (3,688)
Investment Securities Held-to-Maturity, Fair Value | 127,142 | 125,033
Trust Preferred Securities [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 16,085 | 19,763
Investment Securities Available-for-Sale, Gross Unrealized Gains | 465 | 150
Investment Securities Available-for-Sale, Gross Unrealized Losses | (236) | (510)
Investment Securities Available-for-Sale, Fair Value | 16,314 | 19,403
Corporate Bonds and Notes [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 129,550 | 154,182
Investment Securities Available-for-Sale, Gross Unrealized Gains | 6,300 | 4,930
Investment Securities Available-for-Sale, Gross Unrealized Losses | (10) | (482)
Investment Securities Available-for-Sale, Fair Value | 135,840 | 158,630
Investment Securities Held-to-Maturity, Amortized Cost | 37,937 | 37,900
Investment Securities Held-to-Maturity, Gross Unrealized Gains | 762 | 149
Investment Securities Held-to-Maturity, Gross Unrealized Losses | (14) | (622)
Investment Securities Held-to-Maturity, Fair Value | 38,685 | 37,427
Asset-backed Securities [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 21,603 | 15,733
Investment Securities Available-for-Sale, Gross Unrealized Gains | 151 | 246
Investment Securities Available-for-Sale, Gross Unrealized Losses | (1) |
Investment Securities Available-for-Sale, Fair Value | 21,753 | 15,979
Certificates of Deposit [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 2,098 | 2,250
Investment Securities Available-for-Sale, Gross Unrealized Gains | 32 | 32
Investment Securities Available-for-Sale, Gross Unrealized Losses | (6) | (20)
Investment Securities Available-for-Sale, Fair Value | 2,124 | 2,262
Equity Securities [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 376 | 376
Investment Securities Available-for-Sale, Gross Unrealized Losses | (87) | (89)
Investment Securities Available-for-Sale, Fair Value | 289 | 287
Money Market Funds [Member] |  |
Investment Securities (Details) - Unrealized gains on investment securities [Line Items] |  |
Investment Securities Available-for-Sale, Amortized Cost | 15,808 | 5,671
Investment Securities Available-for-Sale, Gross Unrealized Gains |  | 68
Investment Securities Available-for-Sale, Gross Unrealized Losses | (139) | (15)
Investment Securities Available-for-Sale, Fair Value | $ 15,669 | $ 5,724

X
- Definition Available for sale securities gross unrealized gain accumulated in investments. + References No definition available. + Details
Name: | cnob_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Available for sale securities gross unrealized loss accumulated in investments. + References No definition available. + Details
Name: | cnob_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Held to maturity securities accumulated unrecognized holding gain. + References No definition available. + Details
Name: | cnob_HeldToMaturitySecuritiesAccumulatedUnrecognizedGrossHoldingGain
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Held to maturity securities accumulated unrecognized gross holding loss. + References No definition available. + Details
Name: | cnob_HeldToMaturitySecuritiesAccumulatedUnrecognizedGrossHoldingLoss
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition Total investment securities, amortized cost. + References No definition available. + Details
Name: | cnob_TotalInvestmentSecuritiesAmortizedCost
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Total investment securities, fair value. + References No definition available. + Details
Name: | cnob_TotalInvestmentSecuritiesFairValue
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Total investment securities, gross unrealized gains. + References No definition available. + Details
Name: | cnob_TotalInvestmentSecuritiesGrossUnrealizedGains
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Total investment securities, gross unrealized losses. + References No definition available. + Details
Name: | cnob_TotalInvestmentSecuritiesGrossUnrealizedLosses
Namespace Prefix: | cnob_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
Name: | us-gaap_AvailableForSaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + 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 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_AvailableForSaleSecuritiesAmortizedCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount before other than temporary impairment (OTTI) accretion, of investments in debt securities classified as held-to-maturity. + References No definition available. + Details
Name: | us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of investments in debt securities classified as held-to-maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 + Details
Name: | us-gaap_HeldToMaturitySecuritiesFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant