$CNOB
ConnectOne Bancorp, Inc. Stock $cnob

$cnob Overview Financials Valuation SEC Filings Company Website

2021 Q3 Form 10-Q Financial Statement

#000120677421002726 Filed on November 05, 2021

Income Statement

Concept	2021 Q3	2020 Q3
Revenue	$77.03M	$77.22M
YoY Change	-0.25%	9.71%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$1.600M	$1.800M
YoY Change	-11.11%	63.64%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$8.781M	$16.67M
YoY Change	-47.33%	-24.16%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$42.98M	$32.55M
YoY Change	32.02%	15.7%
Income Tax	$10.88M	$7.768M
% Of Pretax Income	25.32%	23.86%
Net Earnings	$32.10M	$24.79M
YoY Change	29.5%	14.24%
Net Earnings / Revenue	41.67%	32.1%
Basic Earnings Per Share	$0.81	$0.62
Diluted Earnings Per Share	$0.80	$0.62
COMMON SHARES
Basic Shares Outstanding	39.65M
Diluted Shares Outstanding	39.87M

Balance Sheet

Concept	2021 Q3	2020 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$413.2M	$256.1M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$40.60M	$52.80M
YoY Change	-23.11%	167.29%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$7.950B	$7.450B
YoY Change	6.71%	20.91%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$12.40M	$26.70M
YoY Change	-53.56%	56.14%
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$12.40M	$26.70M
YoY Change	-53.56%	56.14%
LONG-TERM LIABILITIES
Long-Term Debt	$152.9M	$202.6M
YoY Change	-24.53%	57.3%
Other Long-Term Liabilities	$34.20M	$24.60M
YoY Change	39.02%	-21.9%
Total Long-Term Liabilities	$187.1M	$227.2M
YoY Change	-17.65%	41.73%
TOTAL LIABILITIES
Total Short-Term Liabilities	$12.40M	$26.70M
Total Long-Term Liabilities	$187.1M	$227.2M
Total Liabilities	$6.851B	$6.559B
YoY Change	4.46%	20.54%
SHAREHOLDERS EQUITY
Retained Earnings	$414.0M
YoY Change
Common Stock	$586.9M
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)	$38.31M
YoY Change
Treasury Stock Shares	2.948M shares
Shareholders Equity	$1.098B	$890.7M
YoY Change
Total Liabilities & Shareholders Equity	$7.950B	$7.450B
YoY Change	6.71%	20.91%

Cashflow Statement

Concept	2021 Q3	2020 Q3
OPERATING ACTIVITIES
Net Income	$32.10M	$24.79M
YoY Change	29.5%	14.24%
Depreciation, Depletion And Amortization	$1.600M	$1.800M
YoY Change	-11.11%	63.64%
Cash From Operating Activities	$35.10M	$24.10M
YoY Change	45.64%	-14.23%
INVESTING ACTIVITIES
Capital Expenditures	-$2.000M	$0.00
YoY Change		-100.0%
Acquisitions
YoY Change
Other Investing Activities	-$176.5M	$77.90M
YoY Change	-326.57%	-288.62%
Cash From Investing Activities	-$178.4M	$77.90M
YoY Change	-329.01%	-285.48%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	207.0M	-195.2M
YoY Change	-206.05%	-975.34%
NET CHANGE
Cash From Operating Activities	35.10M	24.10M
Cash From Investing Activities	-178.4M	77.90M
Cash From Financing Activities	207.0M	-195.2M
Net Change In Cash	63.70M	-93.20M
YoY Change	-168.35%	-1209.52%
FREE CASH FLOW
Cash From Operating Activities	$35.10M	$24.10M
Capital Expenditures	-$2.000M	$0.00
Free Cash Flow	$37.10M	$24.10M
YoY Change	53.94%	-16.32%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
	dei	Entity Central Index Key EntityCentralIndexKey	0000712771
	dei	Entity Information Former Legal Or Registered Name EntityInformationFormerLegalOrRegisteredName	N/A
CY2021Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
	cnob	Issuance Date Preferred Securities IssuanceDatePreferredSecurities	2003-12-19
CY2020	cnob	Issuance Date Preferred Securities IssuanceDatePreferredSecurities	2003-12-19
	us-gaap	Subordinated Borrowing Due Date SubordinatedBorrowingDueDate	2034-01-23
CY2020	us-gaap	Subordinated Borrowing Due Date SubordinatedBorrowingDueDate	2034-01-23
	cnob	Redeemable By Issuer Beginning Date RedeemableByIssuerBeginningDate	2009-01-23
CY2020	cnob	Redeemable By Issuer Beginning Date RedeemableByIssuerBeginningDate	2009-01-23
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2021Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	462884000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	487955000	USD
CY2021Q3	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	253225000	USD
CY2021Q3	us-gaap	Subordinated Debt SubordinatedDebt	152875000	USD
CY2020Q4	us-gaap	Subordinated Debt SubordinatedDebt	202648000	USD
CY2021Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	12437000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	18026000	USD
CY2021Q3	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	1000
CY2020Q4	us-gaap	Preferred Stock Liquidation Preference PreferredStockLiquidationPreference	1000
CY2021Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	115000	shares
CY2020Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2021Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	115000	shares
CY2020Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2021Q3	us-gaap	Preferred Stock Value PreferredStockValue	110927000	USD
CY2020Q4	us-gaap	Preferred Stock Value PreferredStockValue		USD
CY2021Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2021Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	42550530	shares
CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	42444031	shares
CY2021Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	39602199	shares
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	39785398	shares
CY2021Q3	us-gaap	Common Stock Value CommonStockValue	586946000	USD
CY2020Q4	us-gaap	Common Stock Value CommonStockValue	586946000	USD
CY2021Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	25851000	USD
CY2020Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	23887000	USD
CY2021Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	413996000	USD
CY2020Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	331951000	USD
CY2021Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	2948331	shares
CY2020Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	2658633	shares
CY2021Q3	us-gaap	Treasury Stock Value TreasuryStockValue	38314000	USD
CY2020Q4	us-gaap	Treasury Stock Value TreasuryStockValue	30271000	USD
CY2021Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-973000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	2797000	USD
CY2021Q3	us-gaap	Stockholders Equity StockholdersEquity	1098433000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	915310000	USD
CY2021Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7949514000	USD
CY2020Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7547339000	USD
CY2021Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	75092000	USD
CY2020Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	74755000	USD
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	216655000	USD
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	223488000	USD
CY2021Q3	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	1065000	USD
CY2020Q3	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	1305000	USD
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	3148000	USD
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	5083000	USD
CY2021Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	511000	USD
CY2020Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	688000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	1885000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	2148000	USD
CY2021Q3	us-gaap	Dividend Income Operating DividendIncomeOperating	245000	USD
CY2020Q3	us-gaap	Dividend Income Operating DividendIncomeOperating	426000	USD
	us-gaap	Dividend Income Operating DividendIncomeOperating	764000	USD
	us-gaap	Dividend Income Operating DividendIncomeOperating	1268000	USD
CY2021Q3	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	113000	USD
CY2020Q3	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	47000	USD
	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	246000	USD
	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	625000	USD
CY2021Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	77026000	USD
CY2020Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	77221000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	222698000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	232612000	USD
CY2021Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	5478000	USD
CY2020Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	11947000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	19487000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	42756000	USD
CY2021Q3	us-gaap	Interest Expense Debt InterestExpenseDebt	3303000	USD
CY2020Q3	us-gaap	Interest Expense Debt InterestExpenseDebt	4725000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	10794000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	13236000	USD
CY2021Q3	us-gaap	Interest Expense InterestExpense	8781000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	140620000	USD
	cnob	Deposit Loan And Other Income DepositLoanAndOtherIncome	5092000	USD
CY2020Q3	us-gaap	Interest Expense InterestExpense	16672000	USD
	us-gaap	Interest Expense InterestExpense	30281000	USD
	us-gaap	Interest Expense InterestExpense	55992000	USD
CY2021Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	68245000	USD
CY2020Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	60549000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	192417000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	176620000	USD
	cnob	Deposit Loan And Other Income DepositLoanAndOtherIncome	5777000	USD
CY2021Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1278000	USD
CY2020Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1598000	USD
CY2021Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1100000	USD
CY2020Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	5000000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-6315000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	36000000	USD
CY2021Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	67145000	USD
CY2020Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	55549000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	198732000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	3527000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	3693000	USD
CY2021Q3	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1114000	USD
CY2020Q3	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	614000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	2668000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1244000	USD
CY2021Q3	cnob	Gain On Sale Of Branches GainOnSaleOfBranches		USD
CY2020Q3	cnob	Gain On Sale Of Branches GainOnSaleOfBranches		USD
	cnob	Gain On Sale Of Branches GainOnSaleOfBranches	-674000	USD
	cnob	Gain On Sale Of Branches GainOnSaleOfBranches		USD
CY2021Q3	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	-78000	USD
CY2020Q3	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	-7000	USD
	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	-242000	USD
	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	215000	USD
CY2021Q3	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss		USD
CY2020Q3	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss		USD
	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	195000	USD
	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	29000	USD
CY2021Q3	us-gaap	Noninterest Income NoninterestIncome	4016000	USD
CY2020Q3	us-gaap	Noninterest Income NoninterestIncome	3483000	USD
	us-gaap	Noninterest Income NoninterestIncome	11914000	USD
	us-gaap	Noninterest Income NoninterestIncome	10958000	USD
CY2021Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	16807000	USD
CY2020Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	15144000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	47790000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	44266000	USD
CY2021Q3	us-gaap	Occupancy Net OccupancyNet	2656000	USD
CY2020Q3	us-gaap	Occupancy Net OccupancyNet	3566000	USD
	us-gaap	Occupancy Net OccupancyNet	8876000	USD
	us-gaap	Occupancy Net OccupancyNet	10193000	USD
CY2021Q3	cnob	Federal Deposit Insurance Corporation Premium Expenses FederalDepositInsuranceCorporationPremiumExpenses	525000	USD
CY2020Q3	cnob	Federal Deposit Insurance Corporation Premium Expenses FederalDepositInsuranceCorporationPremiumExpenses	1105000	USD
	cnob	Federal Deposit Insurance Corporation Premium Expenses FederalDepositInsuranceCorporationPremiumExpenses	2040000	USD
	cnob	Federal Deposit Insurance Corporation Premium Expenses FederalDepositInsuranceCorporationPremiumExpenses	3054000	USD
CY2021Q3	us-gaap	Professional Fees ProfessionalFees	2217000	USD
CY2020Q3	us-gaap	Professional Fees ProfessionalFees	1926000	USD
	us-gaap	Professional Fees ProfessionalFees	6290000	USD
	us-gaap	Professional Fees ProfessionalFees	5173000	USD
CY2021Q3	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	345000	USD
CY2020Q3	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	214000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	864000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	944000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1498000	USD
CY2020Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2456000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	9090000	USD
CY2020Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1470000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	4680000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	4529000	USD
CY2021Q3	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts		USD
CY2020Q3	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts		USD
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts		USD
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	14640000	USD
CY2021Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	483000	USD
CY2020Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	627000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1931000	USD
CY2021Q3	us-gaap	Acquisition Costs AcquisitionCosts		USD
CY2020Q3	us-gaap	Acquisition Costs AcquisitionCosts		USD
	us-gaap	Acquisition Costs AcquisitionCosts		USD
	us-gaap	Acquisition Costs AcquisitionCosts	2333000	USD
CY2021Q3	us-gaap	Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent	-67000	USD
CY2020Q3	us-gaap	Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent	-30000	USD
	us-gaap	Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent	-201000	USD
	us-gaap	Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent	-89000	USD
CY2021Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	3676000	USD
CY2021Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1541000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	7625000	USD
CY2021Q3	us-gaap	Noninterest Expense NoninterestExpense	28183000	USD
CY2020Q3	us-gaap	Noninterest Expense NoninterestExpense	26478000	USD
	us-gaap	Noninterest Expense NoninterestExpense	80927000	USD
	us-gaap	Noninterest Expense NoninterestExpense	94599000	USD
CY2021Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	42978000	USD
CY2020Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	32554000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	129719000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	56979000	USD
CY2021Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	10881000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7768000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	32404000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11331000	USD
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.81
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.62
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.45
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.15
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.80
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.62
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.43
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.15
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	32097000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	24786000	USD
	us-gaap	Net Income Loss NetIncomeLoss	97315000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-3228000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	703000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-8397000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	5532000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-796000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	160000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-2160000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1459000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-2432000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	543000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-6237000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	4073000	USD
CY2021Q3	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsBeforeTax		USD
CY2020Q3	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsBeforeTax		USD
	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsBeforeTax	-195000	USD
	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsBeforeTax	-29000	USD
CY2021Q3	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Tax Effect OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsTaxEffect		USD
CY2020Q3	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Tax Effect OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsTaxEffect		USD
	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Tax Effect OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsTaxEffect	-48000	USD
	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Tax Effect OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsTaxEffect	-6000	USD
CY2021Q3	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsNetOfTax		USD
CY2020Q3	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsNetOfTax		USD
	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsNetOfTax	-147000	USD
	cnob	Other Comprehensive Income Loss Reclassification Adjustment For Net Gains Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForNetGainsNetOfTax	-23000	USD
CY2021Q3	cnob	Unrealized Holding Gain On Cash Flow Hedge Before Tax UnrealizedHoldingGainOnCashFlowHedgeBeforeTax	1890000	USD
CY2020Q3	cnob	Unrealized Holding Gain On Cash Flow Hedge Before Tax UnrealizedHoldingGainOnCashFlowHedgeBeforeTax	-82000	USD
	cnob	Unrealized Holding Gain On Cash Flow Hedge Before Tax UnrealizedHoldingGainOnCashFlowHedgeBeforeTax	1872000	USD
	cnob	Unrealized Holding Gain On Cash Flow Hedge Before Tax UnrealizedHoldingGainOnCashFlowHedgeBeforeTax	-3397000	USD
CY2021Q3	cnob	Other Comprehensive Income Unrealized Holding Gain Loss On Held To Maturity Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnHeldToMaturitySecuritiesArisingDuringPeriodTax	533000	USD
CY2020Q3	cnob	Other Comprehensive Income Unrealized Holding Gain Loss On Held To Maturity Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnHeldToMaturitySecuritiesArisingDuringPeriodTax	-42000	USD
	cnob	Other Comprehensive Income Unrealized Holding Gain Loss On Held To Maturity Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnHeldToMaturitySecuritiesArisingDuringPeriodTax	529000	USD
	cnob	Other Comprehensive Income Unrealized Holding Gain Loss On Held To Maturity Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnHeldToMaturitySecuritiesArisingDuringPeriodTax	-955000	USD
CY2021Q3	cnob	Other Comprehensive Income Loss Held To Maturity Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossHeldToMaturitySecuritiesAdjustmentNetOfTax	1357000	USD
CY2020Q3	cnob	Other Comprehensive Income Loss Held To Maturity Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossHeldToMaturitySecuritiesAdjustmentNetOfTax	-40000	USD
	cnob	Other Comprehensive Income Loss Held To Maturity Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossHeldToMaturitySecuritiesAdjustmentNetOfTax	1343000	USD
	cnob	Other Comprehensive Income Loss Held To Maturity Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossHeldToMaturitySecuritiesAdjustmentNetOfTax	-2442000	USD
CY2021Q3	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Before Tax OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsBeforeTax	328000	USD
CY2020Q3	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Before Tax OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsBeforeTax	631000	USD
	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Before Tax OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsBeforeTax	1543000	USD
	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Before Tax OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsBeforeTax	942000	USD
CY2021Q3	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Tax Effect OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsTaxEffect	90000	USD
CY2020Q3	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Tax Effect OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsTaxEffect	196000	USD
	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Tax Effect OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsTaxEffect	434000	USD
	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Tax Effect OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsTaxEffect	265000	USD
CY2021Q3	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsNetOfTax	238000	USD
CY2020Q3	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsNetOfTax	435000	USD
	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsNetOfTax	1109000	USD
	cnob	Other Comprehensive Income Reclassification Adjustment For Net Gains Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentForNetGainsNetOfTax	677000	USD
CY2021Q3	cnob	Reclassification Adjustment For Realized Losses Included In Net Income ReclassificationAdjustmentForRealizedLossesIncludedInNetIncome	75000	USD
CY2020Q3	cnob	Reclassification Adjustment For Realized Losses Included In Net Income ReclassificationAdjustmentForRealizedLossesIncludedInNetIncome	75000	USD
CY2021Q3	cnob	Reclassification Adjustment For Realized Losses Included In Net Income Tax Effect ReclassificationAdjustmentForRealizedLossesIncludedInNetIncomeTaxEffect	21000	USD
CY2020Q3	cnob	Reclassification Adjustment For Realized Losses Included In Net Income Tax Effect ReclassificationAdjustmentForRealizedLossesIncludedInNetIncomeTaxEffect	21000	USD
CY2021Q3	cnob	Reclassification Adjustment For Realized Losses Included In Net Income Net Of Tax ReclassificationAdjustmentForRealizedLossesIncludedInNetIncomeNetOfTax	54000	USD
CY2020Q3	cnob	Reclassification Adjustment For Realized Losses Included In Net Income Net Of Tax ReclassificationAdjustmentForRealizedLossesIncludedInNetIncomeNetOfTax	54000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-783000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	992000	USD
CY2021Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	31314000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	25778000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	915310000	USD
	cnob	New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption Quantification1 NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification1	-2925000	USD
CY2020Q4	cnob	Stockholders Equity Including Portion Attributable To Noncontrolling Interest Adjusted StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjusted	912385000	USD
	us-gaap	Net Income Loss NetIncomeLoss	97315000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-3770000	USD
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.31
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	12345000	USD
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	5449	shares
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	45000	USD
	cnob	Stock Issued During Period Shares Restricted Stock And Performance Units Award Gross StockIssuedDuringPeriodSharesRestrictedStockAndPerformanceUnitsAwardGross	46900	shares
	cnob	Stock Issued During Period Value Restricted Stock And Performance Units Award Gross StockIssuedDuringPeriodValueRestrictedStockAndPerformanceUnitsAwardGross		USD
	cnob	Stock Grants Shares StockGrantsShares	4981	shares
	us-gaap	Stock Granted During Period Value Sharebased Compensation Gross StockGrantedDuringPeriodValueSharebasedCompensationGross		USD
	cnob	Stock Issued During Period Shares Restricted Stock Unit StockIssuedDuringPeriodSharesRestrictedStockUnit	14711	shares
	us-gaap	Restricted Stock Value Shares Issued Net Of Tax Withholdings RestrictedStockValueSharesIssuedNetOfTaxWithholdings		USD
	cnob	Net Performance Units Issued Shares NetPerformanceUnitsIssuedShares	34458	shares
	cnob	Net Shares Issued In Satisfaction Of Performance Units Earned NetSharesIssuedInSatisfactionOfPerformanceUnitsEarned		USD
	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-1283000	USD
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	289698	shares
	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	8043000	USD
CY2021Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	115000	shares
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	110927000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3202000	USD
CY2021Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1098433000	USD
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	964960000	USD
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	32097000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-783000	USD
CY2021Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.11
CY2021Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4381000	USD
CY2021Q3	cnob	Stock Issued During Period Shares Restricted Stock And Performance Units Award Gross StockIssuedDuringPeriodSharesRestrictedStockAndPerformanceUnitsAwardGross	1082	shares
CY2021Q3	cnob	Stock Issued During Period Value Restricted Stock And Performance Units Award Gross StockIssuedDuringPeriodValueRestrictedStockAndPerformanceUnitsAwardGross		USD
CY2021Q3	cnob	Stock Grants Shares StockGrantsShares	4535	shares
CY2021Q3	us-gaap	Stock Granted During Period Value Sharebased Compensation Gross StockGrantedDuringPeriodValueSharebasedCompensationGross		USD
CY2021Q3	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	196069	shares
CY2021Q3	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	5632000	USD
CY2021Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	115000	shares
CY2021Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	110927000	USD
CY2021Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1245000	USD
CY2021Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1098433000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	731190000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45648000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2448000	USD
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.18
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	7537000	USD
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	25413	shares
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	163000	USD
	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	911000	USD
	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	118375000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1999000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	2832000	USD
	cnob	Stock Issued During Period Shares Restricted Stock And Performance Units Award Gross StockIssuedDuringPeriodSharesRestrictedStockAndPerformanceUnitsAwardGross	68531	shares
	cnob	Stock Issued During Period Value Restricted Stock And Performance Units Award Gross StockIssuedDuringPeriodValueRestrictedStockAndPerformanceUnitsAwardGross		USD
	cnob	Stock Grants Shares StockGrantsShares	1340	shares
	us-gaap	Stock Granted During Period Value Sharebased Compensation Gross StockGrantedDuringPeriodValueSharebasedCompensationGross		USD
	cnob	Stock Issued During Period Shares Restricted Stock Unit StockIssuedDuringPeriodSharesRestrictedStockUnit	16541	shares
	cnob	Net Performance Units Issued Shares NetPerformanceUnitsIssuedShares	22402	shares
	cnob	Net Shares Issued In Satisfaction Of Performance Units Earned NetSharesIssuedInSatisfactionOfPerformanceUnitsEarned		USD
	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-639000	USD
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	54693	shares
CY2020Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	890736000	USD
CY2020Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	867741000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	24786000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	992000	USD
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.09
CY2020Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	3581000	USD
CY2020Q3	cnob	Stock Issued During Period Shares Restricted Stock And Performance Units Award Gross StockIssuedDuringPeriodSharesRestrictedStockAndPerformanceUnitsAwardGross	1018	shares
CY2020Q3	cnob	Stock Issued During Period Value Restricted Stock And Performance Units Award Gross StockIssuedDuringPeriodValueRestrictedStockAndPerformanceUnitsAwardGross		USD
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	798000	USD
CY2020Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	890736000	USD
	us-gaap	Net Income Loss NetIncomeLoss	97315000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45648000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	3102000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-6315000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	36000000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1498000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1931000	USD
	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion	4130000	USD
	us-gaap	Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion	5225000	USD
	cnob	Accretion On Bank Premises AccretionOnBankPremises	61000	USD
	cnob	Accretion On Bank Premises AccretionOnBankPremises	68000	USD
	cnob	Accretion On Deposits AccretionOnDeposits	1762000	USD
	cnob	Accretion On Deposits AccretionOnDeposits	3568000	USD
	cnob	Accretion On Borrowings Net AccretionOnBorrowingsNet	43000	USD
	cnob	Accretion On Borrowings Net AccretionOnBorrowingsNet	139000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3202000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	1999000	USD
	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	195000	USD
	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	29000	USD
	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	-242000	USD
	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	215000	USD
	cnob	Gain On Sale Of Branches GainOnSaleOfBranches	-674000	USD
	cnob	Gain On Sale Of Branches GainOnSaleOfBranches		USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-65000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment		USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	2668000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1244000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	43676000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	34328000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	57674000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	51367000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	18000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate		USD
	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	3527000	USD
	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	3693000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-4677000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-4000000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	227000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	247000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-1707000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	10467000	USD
	cnob	Increase Decrease In Net Operating Leases IncreaseDecreaseInNetOperatingLeases	-734000	USD
	cnob	Increase Decrease In Net Operating Leases IncreaseDecreaseInNetOperatingLeases	2071000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-43319000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-18117000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	5689000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-5750000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	154644000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	99756000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	203534000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	222062000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt		USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	19624000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	215531000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	175729000	USD
	us-gaap	Proceeds From Payments For Trading Securities ProceedsFromPaymentsForTradingSecurities	-555000	USD
	us-gaap	Proceeds From Payments For Trading Securities ProceedsFromPaymentsForTradingSecurities	-2000000	USD
	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	-6993000	USD
	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	-1748000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	345098000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	348861000	USD
	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	25000000	USD
	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	25000000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2473000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	894000	USD
	cnob	Payments On Loans Held For Sale PaymentsOnLoansHeldForSale	32000	USD
	cnob	Payments On Loans Held For Sale PaymentsOnLoansHeldForSale	204000	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies		USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	978000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1087000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment		USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	321000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	992000	USD
	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition		USD
	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	87391000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-352696000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-312151000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	440876000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	249404000	USD
	cnob	Increase In Subordinated Debt IncreaseInSubordinatedDebt	-50000000	USD
	cnob	Increase In Subordinated Debt IncreaseInSubordinatedDebt	73420000	USD
	us-gaap	Proceeds From Federal Home Loan Bank Advances ProceedsFromFederalHomeLoanBankAdvances	100000000	USD
	us-gaap	Proceeds From Federal Home Loan Bank Advances ProceedsFromFederalHomeLoanBankAdvances	1476489000	USD
	us-gaap	Payments For Federal Home Loan Bank Advances PaymentsForFederalHomeLoanBankAdvances	272686000	USD
	us-gaap	Payments For Federal Home Loan Bank Advances PaymentsForFederalHomeLoanBankAdvances	1520160000	USD
	us-gaap	Payments For Repurchase Of Other Equity PaymentsForRepurchaseOfOtherEquity	8043000	USD
	us-gaap	Payments For Repurchase Of Other Equity PaymentsForRepurchaseOfOtherEquity	911000	USD
	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	110927000	USD
	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock		USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	12345000	USD
	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	19738000	USD
	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired		USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	10735000	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	45000	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	163000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1283000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	639000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	307491000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	267031000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	109439000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	54636000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	303756000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	201483000	USD
CY2021Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	413195000	USD
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	256119000	USD
	us-gaap	Interest Paid Net InterestPaidNet	32664000	USD
	us-gaap	Interest Paid Net InterestPaidNet	59231000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	35809000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	19117000	USD
	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	304000	USD
	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate		USD
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	14211000	USD
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	10995000	USD
	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	1963000	USD
	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	949282000	USD
	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1		USD
	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	852729000	USD
	us-gaap	Nature Of Operations NatureOfOperations	<p style="font-family:Times New Roman, Times, serif; font-size:10pt; text-align:left; margin-top:6pt; margin-bottom:0pt; "> <span style="text-decoration:underline #000000; font-weight:bold; font-style:italic; ">Nature of Operations</span> </p> <p style="font-family:Times New Roman, Times, serif; font-size:10pt; text-align:left; margin-top:6pt; text-indent:18pt; margin-bottom:0pt; ">ConnectOne Bancorp, Inc. (the “Parent Corporation”) is incorporated under the laws of the State of New Jersey and is a registered bank holding company under the Bank Holding Company Act of 1956, as amended (the “BHCA”). The Parent Corporation’s business currently consists of the operation of its wholly-owned subsidiary, ConnectOne Bank (the “Bank” and, collectively with the Parent Corporation and the Parent Corporation’s subsidiaries, the “Company”). The Bank’s subsidiaries include Union Investment Co. (a New Jersey investment company), Twin Bridge Investment Co. (a New Jersey investment company), ConnectOne Preferred Funding Corp. (a New Jersey real estate investment trust), Center Financial Group, LLC (a New Jersey financial services company), Center Advertising, Inc. (a New Jersey advertising company), Morris Property Company, LLC, (a New Jersey limited liability company), Volosin Holdings, LLC, (a New Jersey limited liability company), NJCB Spec-1, LLC (a New Jersey limited liability company), Port Jervis Holdings, LLC (a New Jersey limited liability company), BONJ Special Properties, LLC (a New Jersey limited liability company) and BoeFly, Inc. (a New Jersey financial technology company). </p> <p style="font-family:Times New Roman, Times, serif; font-size:10pt; text-align:left; margin-top:6pt; text-indent:18pt; margin-bottom:0pt; ">The Bank is a community-based, full-service New Jersey-chartered commercial bank that was founded in 2005. The Bank operates from its headquarters located at 301 Sylvan Avenue in the Borough of Englewood Cliffs, Bergen County, New Jersey and through its twenty-five other banking offices. Substantially all loans are secured with various types of collateral, including business assets, consumer assets and commercial/residential real estate. Each borrower’s ability to repay its loans is dependent on the conversion of assets, cash flows generated from the borrowers’ business, real estate rental and consumer wages.</p> <p style="font-family:Times New Roman, Times, serif; font-size:10pt; text-align:left; margin-top:6pt; text-indent:18pt; margin-bottom:0pt; ">The preceding unaudited consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States (“GAAP”) for interim financial information and with the instructions to Form 10-Q and Rule 10-01 of Regulation S-X, and, accordingly, do not include all of the information and footnotes required by GAAP for complete financial statements. However, in the opinion of management, all adjustments (consisting only of normal recurring accruals) considered necessary for a fair presentation have been included. Operating results for the three and nine months ended September 30, 2021 are not necessarily indicative of the results that may be expected for the full year ending December 31, 2021, or for any other interim period. The Company’s 2020 Annual Report on Form 10-K should be read in conjunction with these consolidated financial statements. </p>
	us-gaap	Use Of Estimates UseOfEstimates	<p style="font-family:Times New Roman, Times, serif; font-size:10pt; text-align:left; margin-top:6pt; margin-bottom:0pt; "> <span style="text-decoration:underline #000000; font-weight:bold; font-style:italic; ">Use of Estimates</span></p> <p style="font-family:Times New Roman, Times, serif; font-size:10pt; text-align:left; margin-top:6pt; text-indent:18pt; margin-bottom:0pt; ">In preparing the consolidated financial statements, management has made estimates and assumptions that affect the reported amounts of assets and liabilities as of the dates of the consolidated statements of condition and that affect the results of operations for the periods presented. Actual results could differ significantly from those estimates. </p>
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	944000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Loss Purchased With Credit Deterioration Increase FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease		USD
CY2021Q1	cnob	Financing Receivable Allowance For Credit Losses Net FinancingReceivableAllowanceForCreditLossesNet	944000	USD
CY2021Q1	cnob	Allowance Of Credit Losses Unfunded Credit Commitments AllowanceOfCreditLossesUnfundedCreditCommitments	1981000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	2925000	USD
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	32097000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	24786000	USD
CY2021Q3	cnob	Dividends Paid On Earnings Allocated To Participating Securities DividendsPaidOnEarningsAllocatedToParticipatingSecurities	-76000	USD
CY2020Q3	cnob	Dividends Paid On Earnings Allocated To Participating Securities DividendsPaidOnEarningsAllocatedToParticipatingSecurities	-133000	USD
CY2021Q3	cnob	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	32021000	USD
CY2020Q3	cnob	Net Income Loss Available To Common Stockholders NetIncomeLossAvailableToCommonStockholders	24653000	USD
CY2021Q3	cnob	Weighted Average Common Shares Outstanding Including Participating Securities WeightedAverageCommonSharesOutstandingIncludingParticipatingSecurities	39741000	shares
CY2020Q3	cnob	Weighted Average Common Shares Outstanding Including Participating Securities WeightedAverageCommonSharesOutstandingIncludingParticipatingSecurities	39656000	shares
CY2021Q3	cnob	Weighted Average Participating Securities WeightedAverageParticipatingSecurities	-95000	shares
CY2020Q3	cnob	Weighted Average Participating Securities WeightedAverageParticipatingSecurities	-119000	shares
CY2021Q3	cnob	Weighted Average Common Shares Outstanding WeightedAverageCommonSharesOutstanding	39646000	shares
CY2020Q3	cnob	Weighted Average Common Shares Outstanding WeightedAverageCommonSharesOutstanding	39537000	shares
CY2021Q3	cnob	Incremental Shares From Assumed Conversions Of Options Performance Units And Restricted Shares IncrementalSharesFromAssumedConversionsOfOptionsPerformanceUnitsAndRestrictedShares	223000	shares
CY2020Q3	cnob	Incremental Shares From Assumed Conversions Of Options Performance Units And Restricted Shares IncrementalSharesFromAssumedConversionsOfOptionsPerformanceUnitsAndRestrictedShares	117000	shares
CY2021Q3	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	39869000	shares
CY2020Q3	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	39654000	shares
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.81
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.62
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.80
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.62
CY2021Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	460847000	USD
CY2021Q3	cnob	Available For Sale Securities Gross Unrealized Gain Accumulated In Investments AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments	5631000	USD
CY2021Q3	cnob	Available For Sale Securities Gross Unrealized Loss Accumulated In Investments AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments	3594000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	462884000	USD
CY2021Q3	cnob	Available For Sale Securities Allowance For Investment Credit Losses AvailableForSaleSecuritiesAllowanceForInvestmentCreditLosses		USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	477326000	USD
CY2020Q4	cnob	Available For Sale Securities Gross Unrealized Gain Accumulated In Investments AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments	11015000	USD
CY2020Q4	cnob	Available For Sale Securities Gross Unrealized Loss Accumulated In Investments AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments	386000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	487955000	USD
CY2021Q3	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	88100000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	107600000	USD
	cnob	Description Of Holding Securities DescriptionOfHoldingSecurities	there were no holdings of securities of any one issuer, other than the U.S. Government and its agencies, in an amount greater than 10% of stockholders’ equity.
CY2020	cnob	Description Of Holding Securities DescriptionOfHoldingSecurities	there were no holdings of securities of any one issuer, other than the U.S. Government and its agencies, in an amount greater than 10% of stockholders’ equity.
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	4439000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	4451000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	9911000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	10024000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	7777000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	8029000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	171353000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	172779000	USD
CY2021Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	460847000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	462884000	USD
CY2021Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt		USD
CY2020Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt		USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt		USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	19624000	USD
CY2021Q3	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments		USD
CY2020Q3	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments		USD
	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	195000	USD
	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	29000	USD
CY2021Q3	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments		USD
CY2020Q3	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments		USD
	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments		USD
	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments		USD
CY2021Q3	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments		USD
CY2020Q3	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments		USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	195000	USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	29000	USD
CY2021Q3	cnob	Tax Provision On Gain On Sale Of Investments TaxProvisionOnGainOnSaleOfInvestments		USD
CY2020Q3	cnob	Tax Provision On Gain On Sale Of Investments TaxProvisionOnGainOnSaleOfInvestments		USD
	cnob	Tax Provision On Gain On Sale Of Investments TaxProvisionOnGainOnSaleOfInvestments	48000	USD
	cnob	Tax Provision On Gain On Sale Of Investments TaxProvisionOnGainOnSaleOfInvestments	6000	USD
CY2021Q3	cnob	Gain Loss On Sale Of Investments Net Of Tax GainLossOnSaleOfInvestmentsNetOfTax		USD
CY2020Q3	cnob	Gain Loss On Sale Of Investments Net Of Tax GainLossOnSaleOfInvestmentsNetOfTax		USD
	cnob	Gain Loss On Sale Of Investments Net Of Tax GainLossOnSaleOfInvestmentsNetOfTax	147000	USD
	cnob	Gain Loss On Sale Of Investments Net Of Tax GainLossOnSaleOfInvestmentsNetOfTax	23000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	251268000	USD
CY2021Q3	cnob	Held To Maturity Securities Accumulated Unrecognized Holding Loss Gross HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLossGross	-3594000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	247028000	USD
CY2021Q3	cnob	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Unrealized Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsUnrealizedLosses	-3191000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	4240000	USD
CY2021Q3	cnob	Heldtomaturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Accumulated Loss HeldtomaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAccumulatedLoss	-403000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	40838000	USD
CY2020Q4	cnob	Held To Maturity Securities Accumulated Unrecognized Holding Loss Gross HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLossGross	-386000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	38365000	USD
CY2020Q4	cnob	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Unrealized Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsUnrealizedLosses	-345000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	2473000	USD
CY2020Q4	cnob	Heldtomaturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Accumulated Loss HeldtomaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAccumulatedLoss	-41000	USD
CY2021Q3	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	1400000	USD
CY2020Q4	us-gaap	Accrued Investment Income Receivable AccruedInvestmentIncomeReceivable	1700000	USD
CY2017Q2	us-gaap	Derivative Liability Notional Amount DerivativeLiabilityNotionalAmount	25000000.0	USD
CY2020Q1	us-gaap	Derivative Liability Notional Amount DerivativeLiabilityNotionalAmount	25000000.0	USD
CY2020Q1	us-gaap	Derivative Liability Notional Amount DerivativeLiabilityNotionalAmount	25000000.0	USD
CY2021Q3	cnob	Interest Expense Of Interest Rate Cash Flow Hedge InterestExpenseOfInterestRateCashFlowHedge	-300000	USD
	cnob	Interest Expense Of Interest Rate Cash Flow Hedge InterestExpenseOfInterestRateCashFlowHedge	-1500000	USD
CY2020Q3	cnob	Interest Expense Of Interest Rate Cash Flow Hedge InterestExpenseOfInterestRateCashFlowHedge	-600000	USD
	cnob	Interest Expense Of Interest Rate Cash Flow Hedge InterestExpenseOfInterestRateCashFlowHedge	-900000	USD
CY2021Q3	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	6587896000	USD
CY2020Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	6247681000	USD
CY2021Q3	us-gaap	Deferred Costs Current And Noncurrent DeferredCostsCurrentAndNoncurrent	11457000	USD
CY2020Q4	us-gaap	Deferred Costs Current And Noncurrent DeferredCostsCurrentAndNoncurrent	11374000	USD
CY2021Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	6576439000	USD
CY2020Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	6236307000	USD
CY2021Q3	cnob	Paycheck Protection Program Loans PaycheckProtectionProgramLoans	177800000	USD
CY2020Q4	cnob	Paycheck Protection Program Loans PaycheckProtectionProgramLoans	397500000	USD
CY2021Q3	us-gaap	Loans Pledged As Collateral LoansPledgedAsCollateral	2600000000	USD
CY2020Q4	us-gaap	Loans Pledged As Collateral LoansPledgedAsCollateral	2600000000	USD
CY2021Q3	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	5596000	USD
CY2020Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	4710000	USD
CY2021Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	65959000	USD
CY2020Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	61696000	USD
CY2021Q3	us-gaap	Financing Receivable Originated In Current Fiscal Year FinancingReceivableOriginatedInCurrentFiscalYear	1562805000	USD
CY2021Q3	us-gaap	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear	709534000	USD
CY2021Q3	us-gaap	Financing Receivable Originated Two Years Before Latest Fiscal Year FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear	588452000	USD
CY2021Q3	us-gaap	Financing Receivable Originated Three Years Before Latest Fiscal Year FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear	607369000	USD
CY2021Q3	us-gaap	Financing Receivable Originated Four Years Before Latest Fiscal Year FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear	660099000	USD
CY2021Q3	us-gaap	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear	1238555000	USD
CY2021Q3	us-gaap	Financing Receivable Revolving FinancingReceivableRevolving	1221082000	USD
CY2021Q3	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	6587896000	USD
CY2020Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	6247681000	USD
CY2021Q3	us-gaap	Securities Loaned Fair Value Of Collateral SecuritiesLoanedFairValueOfCollateral	112415000	USD
CY2020Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	54092000	USD
CY2020Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	55914000	USD
CY2020Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	26458000	USD
CY2020Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	71844000	USD
CY2020Q4	cnob	Impaired Financing Receivable With Related Allowance ImpairedFinancingReceivableWithRelatedAllowance	14314000	USD
CY2020Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	80550000	USD
CY2020Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	127758000	USD
CY2020Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	14314000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	50034000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	231000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	49425000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod	657000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	28941000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod	5000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	29113000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Cash Basis Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeCashBasisMethod	5000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	78975000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	236000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	78538000	USD
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	662000	USD
CY2021Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	65959000	USD
CY2021Q3	us-gaap	Notes Receivable Gross NotesReceivableGross	83482000	USD
CY2021Q3	us-gaap	Notes And Loans Receivable Net Current NotesAndLoansReceivableNetCurrent	6587896000	USD
CY2020Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	61696000	USD
CY2020Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	98000000	USD
CY2020Q4	us-gaap	Notes And Loans Receivable Net Current NotesAndLoansReceivableNetCurrent	6247681000	USD
CY2021Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	15895000	USD
CY2021Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	56721000	USD
CY2021Q3	cnob	Allowance For Loan And Lease Losses Acquired With Deteriorated Credit Quality AllowanceForLoanAndLeaseLossesAcquiredWithDeterioratedCreditQuality	5370000	USD
CY2021Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	77986000	USD
CY2021Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	103211000	USD
CY2021Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	6469284000	USD
CY2021Q3	cnob	Loans Receivables Acquired With Deteriorated Credit Quality LoansReceivablesAcquiredWithDeterioratedCreditQuality	15401000	USD
CY2021Q3	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	6587896000	USD
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CY2020Q4	us-gaap	Interest Receivable InterestReceivable	35317000	USD
CY2020Q4	us-gaap	Receivables Fair Value Disclosure ReceivablesFairValueDisclosure	35317000	USD
CY2020Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	1339108000	USD
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CY2020Q4	cnob	Interest Bearing Deposits Fair Value Disclosure InterestBearingDepositsFairValueDisclosure	4633961000	USD
CY2020Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	425954000	USD
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CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	2797000	USD
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CY2020Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate	297570000	USD
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CY2021Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From Three To Four Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromThreeToFourYearsOfBalanceSheetDate	25000000	USD
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CY2021Q3	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	110900000	USD
CY2020	us-gaap	Proceeds From Issuance Of Trust Preferred Securities ProceedsFromIssuanceOfTrustPreferredSecurities	5000000000	USD
	us-gaap	Proceeds From Issuance Of Trust Preferred Securities ProceedsFromIssuanceOfTrustPreferredSecurities	5000000000	USD
CY2020	cnob	Liquidation Value Per Capital Share Description LiquidationValuePerCapitalShareDescription	$1,000 per Capital Security
	cnob	Liquidation Value Per Capital Share Description LiquidationValuePerCapitalShareDescription	$1,000 per Capital Security
CY2020	cnob	Rate Added To Libor RateAddedToLibor	Floating 3-month LIBOR + 285 Basis Points
	cnob	Rate Added To Libor RateAddedToLibor	Floating 3-month LIBOR + 285 Basis Points

Files In Submission

Name	View Source	Status
0001206774-21-002726-index-headers.html	Edgar Link	pending
0001206774-21-002726-index.html	Edgar Link	pending
0001206774-21-002726.txt	Edgar Link	pending
0001206774-21-002726-xbrl.zip	Edgar Link	pending
cnob-20210930.xsd	Edgar Link	pending
cnob-20210930_cal.xml	Edgar Link	unprocessable
cnob-20210930_def.xml	Edgar Link	unprocessable
cnob-20210930_lab.xml	Edgar Link	unprocessable
cnob-20210930_pre.xml	Edgar Link	unprocessable
cnob-large.jpg	Edgar Link	pending
cnob3965031-10q.htm	Edgar Link	pending
cnob3965031-10q_htm.xml	Edgar Link	completed
e14151ex31-1.htm	Edgar Link	pending
e14151ex31-2.htm	Edgar Link	pending
e14151ex32-1.htm	Edgar Link	pending
e14151ex32-2.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$CNOB
ConnectOne Bancorp, Inc. Stock $cnob

2021 Q3 Form 10-Q Financial Statement

#000120677421002726 Filed on November 05, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CNOB ConnectOne Bancorp, Inc. Stock $cnob

2021 Q3 Form 10-Q Financial Statement

#000120677421002726 Filed on November 05, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CNOB
ConnectOne Bancorp, Inc. Stock $cnob