CONSOLIDATED STATEMENTS OF CONDITION (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
ASSETS
Cash and due from banks	$ 30,127us-gaap_CashAndDueFromBanks	$ 31,813us-gaap_CashAndDueFromBanks
Interest-bearing deposits with banks	58,416us-gaap_InterestBearingDepositsInBanks	95,034us-gaap_InterestBearingDepositsInBanks
Cash and cash equivalents	88,543	126,847
Investment securities:
Available-for-sale	276,121us-gaap_AvailableForSaleSecurities	289,532us-gaap_AvailableForSaleSecurities
Held-to-maturity (fair value of $240,263 and $231,445)	231,720us-gaap_HeldToMaturitySecurities	224,682us-gaap_HeldToMaturitySecurities
Loans held for sale	1,392cnob_LoansHeldForSale
Loans receivable	2,640,739	2,538,641
Less: Allowance for loan and lease losses	15,933	14,160
Net loans receivable	2,624,806	2,524,481
Investment in restricted stock, at cost	24,874us-gaap_InvestmentOwnedRestrictedCost	23,535us-gaap_InvestmentOwnedRestrictedCost
Bank premises and equipment, net	20,358us-gaap_PropertyPlantAndEquipmentNet	20,653us-gaap_PropertyPlantAndEquipmentNet
Accrued interest receivable	11,513us-gaap_InterestReceivable	11,700us-gaap_InterestReceivable
Bank-owned life insurance	52,904us-gaap_BankOwnedLifeInsurance	52,518us-gaap_BankOwnedLifeInsurance
Other real estate owned	870us-gaap_OtherRealEstate	1,108us-gaap_OtherRealEstate
Goodwill	145,909us-gaap_Goodwill	145,909us-gaap_Goodwill
Core deposit intangibles	4,584us-gaap_FiniteLivedCoreDepositsGross	4,825us-gaap_FiniteLivedCoreDepositsGross
Other assets	22,297us-gaap_OtherAssets	22,782us-gaap_OtherAssets
Total assets	3,505,891us-gaap_Assets	3,448,572us-gaap_Assets
Deposits:
Noninterest-bearing	479,652	492,515
Interest-bearing	2,016,359	1,983,092
Total deposits	2,496,011us-gaap_Deposits	2,475,607us-gaap_Deposits
Borrowings	525,148us-gaap_LongTermDebt	495,553us-gaap_LongTermDebt
Subordinated debentures	5,155us-gaap_SubordinatedDebt	5,155us-gaap_SubordinatedDebt
Other liabilities	23,383us-gaap_OtherLiabilities	26,038us-gaap_OtherLiabilities
Total liabilities	3,049,697us-gaap_Liabilities	3,002,353us-gaap_Liabilities
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS’ EQUITY
Preferred stock, $1,000 liquidation value per share, authorized 5,000,000 shares; issued and outstanding 11,250 shares of Series B preferred stock at March 31, 2015 and December 31, 2014; total liquidation value of $11,250 at March 31, 2015 and December 31, 2014	11,250us-gaap_PreferredStockValue	11,250us-gaap_PreferredStockValue
Common stock, no par value, authorized 50,000,000 shares; issued 31,928,524 shares at March 31, 2015 and 31,758,558 at December 31, 2014; outstanding 29,864,602 shares at March 31, 2015 and 29,694,636 at December 31, 2014	374,287us-gaap_CommonStockValue	374,287us-gaap_CommonStockValue
Additional paid-in capital	7,084us-gaap_AdditionalPaidInCapital	6,015us-gaap_AdditionalPaidInCapital
Retained earnings	80,526	72,398
Treasury stock, at cost (2,063,922 common shares at March 31, 2015 and December 31, 2014)	(16,717)us-gaap_TreasuryStockValue	(16,717)us-gaap_TreasuryStockValue
Accumulated other comprehensive loss	(236)	(1,014)
Total stockholders’ equity	456,194us-gaap_StockholdersEquity	446,219us-gaap_StockholdersEquity
Total liabilities and stockholders’ equity	$ 3,505,891	$ 3,448,572

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The aggregate carrying amount of loans receivable that will be sold to other entities. Includes mortgage and all other loans (collectively, loans) not classified as held for investment. Such loans are stated at the lower of cost or market, or elected fair value. Mortgage loans exclude mortgage-backed securities which are considered a debt security (other loan).