$MBCN
MIDDLEFIELD BANC CORP Stock $mbcn

$mbcn Overview Financials Valuation SEC Filings Company Website

2023 Q2 Form 10-Q Financial Statement

#000143774923014496 Filed on May 15, 2023

Income Statement

Concept	2023 Q2	2023 Q1
Revenue	$22.84M	$20.30M
YoY Change	78.16%	65.57%
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	$723.0K	$740.0K
YoY Change	44.31%	60.17%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$5.483M	$3.798M
YoY Change	594.05%	377.74%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$6.078M	$5.885M
YoY Change	24.65%	27.8%
Income Tax	$986.0K	$989.0K
% Of Pretax Income	16.22%	16.81%
Net Earnings	$5.092M	$4.896M
YoY Change	24.53%	27.73%
Net Earnings / Revenue	22.3%	24.11%
Basic Earnings Per Share	$0.63	$0.60
Diluted Earnings Per Share	$0.63	$0.60
COMMON SHARES
Basic Shares Outstanding	8.089M	8.089M
Diluted Shares Outstanding	8.102M	8.153M

Balance Sheet

Concept	2023 Q2	2023 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$59.08M	$66.66M
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	$21.63M	$21.78M
YoY Change	27.01%	27.03%
Goodwill	$36.20M	$31.74M
YoY Change	140.18%	110.57%
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	$1.752B	$1.728B
YoY Change	35.42%	30.57%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$10.70M	$10.10M
YoY Change	109.8%	83.64%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$100.0M
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$100.0M	$10.10M
YoY Change	1860.78%	83.64%
LONG-TERM LIABILITIES
Long-Term Debt	$11.96M	$12.01M
YoY Change	-7.35%	-7.44%
Other Long-Term Liabilities	$10.68M	$10.06M
YoY Change	110.16%	82.62%
Total Long-Term Liabilities	$22.64M	$22.07M
YoY Change	25.84%	19.4%
TOTAL LIABILITIES
Total Short-Term Liabilities	$100.0M	$10.10M
Total Long-Term Liabilities	$22.64M	$22.07M
Total Liabilities	$1.554B	$1.533B
YoY Change	33.4%	29.27%
SHAREHOLDERS EQUITY
Retained Earnings	$96.50M	$93.02M
YoY Change	7.34%	7.17%
Common Stock	$161.2M	$161.2M
YoY Change	84.11%	84.15%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$39.85M	$39.85M
YoY Change	25.92%	32.63%
Treasury Stock Shares
Shareholders Equity	$197.2M	$195.2M
YoY Change
Total Liabilities & Shareholders Equity	$1.752B	$1.728B
YoY Change	35.42%	30.57%

Cashflow Statement

Concept	2023 Q2	2023 Q1
OPERATING ACTIVITIES
Net Income	$5.092M	$4.896M
YoY Change	24.53%	27.73%
Depreciation, Depletion And Amortization	$723.0K	$740.0K
YoY Change	44.31%	60.17%
Cash From Operating Activities	$5.387M	$6.438M
YoY Change	34.04%	161.49%
INVESTING ACTIVITIES
Capital Expenditures	$290.0K	$263.0K
YoY Change	-206.62%	286.76%
Acquisitions
YoY Change
Other Investing Activities	-$32.05M	-$30.76M
YoY Change	214.02%	150.28%
Cash From Investing Activities	-$32.34M	-$31.02M
YoY Change	208.64%	151.04%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	19.37M	$37.43M
YoY Change	-185.45%	-2931.16%
NET CHANGE
Cash From Operating Activities	5.387M	$6.438M
Cash From Investing Activities	-32.34M	-$31.02M
Cash From Financing Activities	19.37M	$37.43M
Net Change In Cash	-7.581M	$12.85M
YoY Change	-73.97%	-214.55%
FREE CASH FLOW
Cash From Operating Activities	$5.387M	$6.438M
Capital Expenditures	$290.0K	$263.0K
Free Cash Flow	$5.097M	$6.175M
YoY Change	18.78%	157.94%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023Q1	dei	Amendment Flag AmendmentFlag	false
CY2023Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2023Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2023Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023Q1	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2022Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2023Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	10000000
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	10000000
CY2023Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	9924245
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	9916466
CY2023Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	8088793
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	8245235
CY2023Q1	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	1835452
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	1671231
CY2023Q1	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	164221
CY2022Q1	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	32150
CY2023Q1	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	0	usd
CY2023Q1	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	0
CY2022Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	0
CY2022Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2022Q1	mbcn	Proceeds From Sale Of Investment Securities ProceedsFromSaleOfInvestmentSecurities	0	usd
CY2023Q1	dei	Document Type DocumentType	10-Q
CY2023Q1	dei	Document Quarterly Report DocumentQuarterlyReport	true
CY2023Q1	dei	Document Period End Date DocumentPeriodEndDate	2023-03-31
CY2023Q1	dei	Document Transition Report DocumentTransitionReport	false
CY2023Q1	dei	Entity File Number EntityFileNumber	001-36613
CY2023Q1	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	OH
CY2023Q1	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	34-1585111
CY2023Q1	dei	Entity Address Address Line1 EntityAddressAddressLine1	15985 East High Street
CY2023Q1	dei	Entity Address City Or Town EntityAddressCityOrTown	Middlefield
CY2023Q1	dei	Entity Address State Or Province EntityAddressStateOrProvince	OH
CY2023Q1	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	44062-0035
CY2023Q1	dei	City Area Code CityAreaCode	440
CY2023Q1	dei	Local Phone Number LocalPhoneNumber	632-1666
CY2023Q1	dei	Security12b Title Security12bTitle	Common Stock, Without Par Value
CY2023Q1	dei	Trading Symbol TradingSymbol	MBCN
CY2023Q1	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2023Q1	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023Q1	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023Q1	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2023Q1	dei	Entity Small Business EntitySmallBusiness	true
CY2023Q1	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023Q1	dei	Entity Shell Company EntityShellCompany	false
CY2023Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	8088793
CY2023Q1	us-gaap	Cash And Due From Banks CashAndDueFromBanks	59609000	usd
CY2022Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	51404000	usd
CY2023Q1	us-gaap	Federal Funds Sold FederalFundsSold	7048000	usd
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CY2023Q1	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	66657000	usd
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CY2023Q1	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	777000	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	915000	usd
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CY2023Q1	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	104000	usd
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CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20162000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14438000	usd
CY2023Q1	us-gaap	Notes Receivable Net NotesReceivableNet	1362685000	usd
CY2022Q4	us-gaap	Notes Receivable Net NotesReceivableNet	1338434000	usd
CY2023Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	21775000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	21961000	usd
CY2023Q1	us-gaap	Goodwill Goodwill	31735000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	31735000	usd
CY2023Q1	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	7436000	usd
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CY2023Q1	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	34015000	usd
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CY2023Q1	us-gaap	Interest Receivable And Other Assets InterestReceivableAndOtherAssets	27258000	usd
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CY2023Q1	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	474977000	usd
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CY2023Q1	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	196086000	usd
CY2022Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	164677000	usd
CY2023Q1	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	221723000	usd
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CY2023Q1	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	287859000	usd
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CY2023Q1	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	85000000	usd
CY2022Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	65000000	usd
CY2023Q1	us-gaap	Other Borrowings OtherBorrowings	12010000	usd
CY2022Q4	us-gaap	Other Borrowings OtherBorrowings	12059000	usd
CY2023Q1	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	10057000	usd
CY2022Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	10913000	usd
CY2023Q1	us-gaap	Liabilities Liabilities	1532674000	usd
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CY2023Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	93024000	usd
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CY2023Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-19253000	usd
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CY2023Q1	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	18275000	usd
CY2022Q1	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	10985000	usd
CY2023Q1	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	250000	usd
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CY2023Q1	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	253000	usd
CY2022Q1	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	3000	usd
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CY2022Q1	us-gaap	Equipment Expense EquipmentExpense	315000	usd
CY2023Q1	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1070000	usd
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CY2022Q1	mbcn	Ohio State Franchise Tax OhioStateFranchiseTax	293000	usd
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CY2023Q1	us-gaap	Noninterest Expense NoninterestExpense	11794000	usd
CY2022Q1	us-gaap	Noninterest Expense NoninterestExpense	8266000	usd
CY2023Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	5885000	usd
CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	4605000	usd
CY2023Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	989000	usd
CY2022Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	772000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	4896000	usd
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	3833000	usd
CY2023Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.60
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CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	4896000	usd
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	3833000	usd
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CY2022Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-12831000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	768000	usd
CY2022Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-2695000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2891000	usd
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-10136000	usd
CY2023Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	7787000	usd
CY2022Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-6303000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	197691000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	4896000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2891000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	219000	usd
CY2023Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	4506000	usd
CY2023Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1605000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	195165000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	145335000	usd
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	3833000	usd
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-10136000	usd
CY2022Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	431000	usd
CY2022Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	819000	usd
CY2022Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1000000	usd
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	137644000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	4896000	usd
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	3833000	usd
CY2023Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	507000	usd
CY2022Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	0	usd
CY2023Q1	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-138000	usd
CY2022Q1	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	33000	usd
CY2023Q1	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	387000	usd
CY2022Q1	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	334000	usd
CY2023Q1	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	26000	usd
CY2022Q1	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	48000	usd
CY2023Q1	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	62000	usd
CY2022Q1	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	3000	usd
CY2023Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-150000	usd
CY2022Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-150000	usd
CY2023Q1	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	256000	usd
CY2022Q1	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	805000	usd
CY2023Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	265000	usd
CY2022Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	77000	usd
CY2023Q1	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	30000	usd
CY2022Q1	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	117000	usd
CY2023Q1	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	1575000	usd
CY2022Q1	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	350000	usd
CY2023Q1	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	1494000	usd
CY2022Q1	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	611000	usd
CY2023Q1	mbcn	Gain Loss On Sales Of Loans Excluding Student Loans Net GainLossOnSalesOfLoansExcludingStudentLoansNet	23000	usd
CY2022Q1	mbcn	Gain Loss On Sales Of Loans Excluding Student Loans Net GainLossOnSalesOfLoansExcludingStudentLoansNet	3000	usd
CY2023Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	200000	usd
CY2022Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	106000	usd
CY2023Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-381000	usd
CY2022Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-360000	usd
CY2023Q1	mbcn	Gains Losses On Sales Of Other Real Estate Gross GainsLossesOnSalesOfOtherRealEstateGross	2000	usd
CY2022Q1	mbcn	Gains Losses On Sales Of Other Real Estate Gross GainsLossesOnSalesOfOtherRealEstateGross	-0	usd
CY2023Q1	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-25000	usd
CY2022Q1	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	50000	usd
CY2023Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	230000	usd
CY2022Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-2000	usd
CY2023Q1	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-665000	usd
CY2022Q1	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	1002000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	6438000	usd
CY2022Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2462000	usd
CY2023Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	871000	usd
CY2022Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	2229000	usd
CY2023Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	2000000	usd
CY2022Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	20227000	usd
CY2023Q1	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	29763000	usd
CY2022Q1	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	-5710000	usd
CY2023Q1	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	31000	usd
CY2022Q1	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	0	usd
CY2023Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	263000	usd
CY2022Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	68000	usd
CY2023Q1	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	1687000	usd
CY2022Q1	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	-0	usd
CY2023Q1	mbcn	Redemption Of Restricted Stock RedemptionOfRestrictedStock	1793000	usd
CY2022Q1	mbcn	Redemption Of Restricted Stock RedemptionOfRestrictedStock	0	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-31018000	usd
CY2022Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-12356000	usd
CY2023Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	23588000	usd
CY2022Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	562000	usd
CY2023Q1	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	20000000	usd
CY2022Q1	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	0	usd
CY2023Q1	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	49000	usd
CY2023Q1	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	23000	usd
CY2022Q1	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	3000	usd
CY2022Q1	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	65000	usd
CY2023Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	4506000	usd
CY2022Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	819000	usd
CY2023Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1605000	usd
CY2022Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1000000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	37428000	usd
CY2022Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1322000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	12848000	usd
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-11216000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	53809000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	119494000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	66657000	usd
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	108278000	usd
CY2023Q1	us-gaap	Interest Paid Net InterestPaidNet	3568000	usd
CY2022Q1	us-gaap	Interest Paid Net InterestPaidNet	797000	usd
CY2023Q1	mbcn	Transfer Of Loans Heldforsale To Loans Held For Investment TransferOfLoansHeldforsaleToLoansHeldForInvestment	0	usd
CY2022Q1	mbcn	Transfer Of Loans Heldforsale To Loans Held For Investment TransferOfLoansHeldforsaleToLoansHeldForInvestment	784000	usd
CY2023Q1	mbcn	Increase Decrease In Finance Lease Assets Added To Premises And Equipment Noncash Investing Transactions IncreaseDecreaseInFinanceLeaseAssetsAddedToPremisesAndEquipmentNoncashInvestingTransactions	0	usd
CY2022Q1	mbcn	Increase Decrease In Finance Lease Assets Added To Premises And Equipment Noncash Investing Transactions IncreaseDecreaseInFinanceLeaseAssetsAddedToPremisesAndEquipmentNoncashInvestingTransactions	-139000	usd
CY2023Q1	mbcn	Increase Decrease In Finance Lease Liabilities Added To Borrowed Funds Noncash Financing Transactions IncreaseDecreaseInFinanceLeaseLiabilitiesAddedToBorrowedFundsNoncashFinancingTransactions	0	usd
CY2022Q1	mbcn	Increase Decrease In Finance Lease Liabilities Added To Borrowed Funds Noncash Financing Transactions IncreaseDecreaseInFinanceLeaseLiabilitiesAddedToBorrowedFundsNoncashFinancingTransactions	139000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14438	usd
CY2023Q1	mbcn	Revenue From Interest Income And Noninterest Income Percent RevenueFromInterestIncomeAndNoninterestIncomePercent	0.928	pure
CY2023Q1	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-138000	usd
CY2022Q1	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	33000	usd
CY2023Q1	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	2000	usd
CY2022Q1	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	0	usd
CY2023Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	200000	usd
CY2022Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	106000	usd
CY2023Q1	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	186000	usd
CY2022Q1	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	141000	usd
CY2023Q1	mbcn	Miscellaneous Fee Income MiscellaneousFeeIncome	86000	usd
CY2022Q1	mbcn	Miscellaneous Fee Income MiscellaneousFeeIncome	62000	usd
CY2023Q1	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	102000	usd
CY2022Q1	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	0	usd
CY2023Q1	us-gaap	Noninterest Income Other NoninterestIncomeOther	232000	usd
CY2022Q1	us-gaap	Noninterest Income Other NoninterestIncomeOther	144000	usd
CY2023Q1	us-gaap	Noninterest Income NoninterestIncome	1680000	usd
CY2022Q1	us-gaap	Noninterest Income NoninterestIncome	1403000	usd
CY2023Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	45000	usd
CY2022Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	117000	usd
CY2023Q1	us-gaap	Deferred Compensation Sharebased Arrangements Liability Current And Noncurrent DeferredCompensationSharebasedArrangementsLiabilityCurrentAndNoncurrent	521000	usd
CY2022Q1	us-gaap	Deferred Compensation Sharebased Arrangements Liability Current And Noncurrent DeferredCompensationSharebasedArrangementsLiabilityCurrentAndNoncurrent	503000	usd
CY2023Q1	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	9921529
CY2022Q1	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	7338283
CY2023Q1	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	1782758
CY2022Q1	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	1459258
CY2023Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8138771
CY2022Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	5879025
CY2023Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	13858
CY2022Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	10811
CY2023Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8152629
CY2022Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	5889836
CY2023Q1	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	1835452
CY2023Q1	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	164221
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	1671231
CY2023Q1	mbcn	Estimated Selling Costs Of Impaired Loans EstimatedSellingCostsOfImpairedLoans	2.5	usd
CY2022	mbcn	Estimated Selling Costs Of Impaired Loans EstimatedSellingCostsOfImpairedLoans	688000	usd
CY2023Q1	mbcn	Mandatorily Redeemable Securities MandatorilyRedeemableSecurities	8000000.0	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2023Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	193977000	usd
CY2023Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	91000	usd
CY2023Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	24463000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	169605000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	192998000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	52000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	28083000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	164967000	usd
CY2023Q1	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	777000	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	915000	usd
CY2023Q1	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-138000	usd
CY2022Q1	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	33000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	570000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	570000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	2935000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	2870000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	47291000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	45336000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	143181000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	120829000	usd
CY2023Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	193977000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	169605000	usd
CY2023Q1	mbcn	Proceeds From Sale Of Investment Securities ProceedsFromSaleOfInvestmentSecurities	0	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	36087000	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1393000	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	114127000	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	23070000	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	150214000	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	24463000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	94134000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	12097000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	51244000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	15986000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	145378000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	28083000	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	44	pure
CY2023Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	137	pure
CY2022	us-gaap	Other Than Temporary Impairment Loss Debt Securities Available For Sale OtherThanTemporaryImpairmentLossDebtSecuritiesAvailableForSale	0	usd
CY2023Q1	us-gaap	Notes Receivable Gross NotesReceivableGross	1382847000	usd
CY2022Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	1352872000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20162000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14438000	usd
CY2023Q1	us-gaap	Notes Receivable Net NotesReceivableNet	1362685000	usd
CY2022Q4	us-gaap	Notes Receivable Net NotesReceivableNet	1338434000	usd
	mbcn	Number Of Days Past Due NumberOfDaysPastDue	P90D
CY2023Q1	us-gaap	Financing Receivable Originated In Current Fiscal Year FinancingReceivableOriginatedInCurrentFiscalYear	63204000	usd
CY2023Q1	us-gaap	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear	286299000	usd
CY2023Q1	us-gaap	Financing Receivable Originated Two Years Before Latest Fiscal Year FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear	228544000	usd
CY2023Q1	us-gaap	Financing Receivable Originated Three Years Before Latest Fiscal Year FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear	140153000	usd
CY2023Q1	us-gaap	Financing Receivable Originated Four Years Before Latest Fiscal Year FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear	89638000	usd
CY2023Q1	us-gaap	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear	368854000	usd
CY2023Q1	us-gaap	Financing Receivable Revolving FinancingReceivableRevolving	206155000	usd
CY2023Q1	us-gaap	Notes Receivable Gross NotesReceivableGross	1382847000	usd
CY2022Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	1352872000	usd
CY2022Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	6451000	usd
CY2022Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	6612000	usd
CY2022Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	15864000	usd
CY2022Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	15864000	usd
CY2022Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	689000	usd
CY2022Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	22315000	usd
CY2022Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	22476000	usd
CY2022Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	689000	usd
CY2022Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3300000	usd
CY2022Q4	mbcn	Financing Receivable Allowance For Credit Loss Troubled Debt Restructuring FinancingReceivableAllowanceForCreditLossTroubledDebtRestructuring	72000	usd
CY2022Q1	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	7888000	usd
CY2022Q1	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	98000	usd
CY2023Q1	us-gaap	Notes Receivable Gross NotesReceivableGross	1382847000	usd
CY2022Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	1352872000	usd
CY2023Q1	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	5377000	usd
CY2023Q1	mbcn	Financing Receivable Nonaccrual With Allowance FinancingReceivableNonaccrualWithAllowance	1505000	usd
CY2023Q1	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	6882000	usd
CY2023Q1	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	usd
CY2022Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	2111000	usd
CY2022Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	usd
CY2023Q1	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	115000	usd
CY2022Q1	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	64000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14438000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	112000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	120000	usd
CY2023Q1	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	334000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20162000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14342000	usd
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	61000	usd
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	211000	usd
CY2022Q1	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	usd
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14492000	usd
CY2023Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	4336000	usd
CY2023Q1	us-gaap	Financing Receivable Modification To Total Financing Receivables Percent FinancingReceivableModificationToTotalFinancingReceivablesPercent	0.0031	pure
CY2022Q1	mbcn	Financing Receivable Troubled Debt Restructuring Subsequent Default Number Of Contracts FinancingReceivableTroubledDebtRestructuringSubsequentDefaultNumberOfContracts	0	pure

Files In Submission

Name	View Source	Status
mbcn-20230331_cal.xml	Edgar Link	unprocessable
0001437749-23-014496-index-headers.html	Edgar Link	pending
0001437749-23-014496-index.html	Edgar Link	pending
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0001437749-23-014496-xbrl.zip	Edgar Link	pending
ex_515001.htm	Edgar Link	pending
ex_515002.htm	Edgar Link	pending
ex_515003.htm	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
mbclogosm.jpg	Edgar Link	pending
mbcn-20230331.xsd	Edgar Link	pending
mbcn20230331_10q.htm	Edgar Link	pending
mbcn20230331_10qimg057.jpg	Edgar Link	pending
mbcn20230331_10qimg058.jpg	Edgar Link	pending
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R48.htm	Edgar Link	pending
mbcn-20230331_lab.xml	Edgar Link	unprocessable
mbcn-20230331_pre.xml	Edgar Link	unprocessable
mbcn20230331_10q_htm.xml	Edgar Link	completed
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending
mbcn-20230331_def.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable

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$MBCN
MIDDLEFIELD BANC CORP Stock $mbcn

2023 Q2 Form 10-Q Financial Statement

#000143774923014496 Filed on May 15, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MBCN MIDDLEFIELD BANC CORP Stock $mbcn

2023 Q2 Form 10-Q Financial Statement

#000143774923014496 Filed on May 15, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MBCN
MIDDLEFIELD BANC CORP Stock $mbcn