$MBCN
MIDDLEFIELD BANC CORP Stock $mbcn

$mbcn Overview Financials Valuation SEC Filings Company Website

2023 Q3 Form 10-Q Financial Statement

#000143774923023628 Filed on August 14, 2023

Income Statement

Concept	2023 Q3	2023 Q2
Revenue	$23.07M	$22.84M
YoY Change	70.04%	78.16%
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	$710.0K	$723.0K
YoY Change	52.36%	44.31%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$7.103M	$5.483M
YoY Change	633.78%	594.05%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$4.539M	$6.078M
YoY Change	-13.69%	24.65%
Income Tax	$703.0K	$986.0K
% Of Pretax Income	15.49%	16.22%
Net Earnings	$3.836M	$5.092M
YoY Change	-9.72%	24.53%
Net Earnings / Revenue	16.63%	22.3%
Basic Earnings Per Share	$0.47	$0.63
Diluted Earnings Per Share	$0.47	$0.63
COMMON SHARES
Basic Shares Outstanding	8.093M	8.089M
Diluted Shares Outstanding	8.101M	8.102M

Balance Sheet

Concept	2023 Q3	2023 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$65.50M	$59.08M
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	$21.71M	$21.63M
YoY Change	33.88%	27.01%
Goodwill	$36.20M	$36.20M
YoY Change	140.18%	140.18%
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	$1.793B	$1.752B
YoY Change	32.75%	35.42%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$12.80M	$10.70M
YoY Change	128.57%	109.8%
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	$12.80M	$100.0M
YoY Change	128.57%	1860.78%
LONG-TERM LIABILITIES
Long-Term Debt	$11.90M	$11.96M
YoY Change	-1.71%	-7.35%
Other Long-Term Liabilities		$10.68M
YoY Change		110.16%
Total Long-Term Liabilities	$11.90M	$22.64M
YoY Change	-32.65%	25.84%
TOTAL LIABILITIES
Total Short-Term Liabilities	$12.80M	$100.0M
Total Long-Term Liabilities	$11.90M	$22.64M
Total Liabilities	$1.600B	$1.554B
YoY Change	30.25%	33.4%
SHAREHOLDERS EQUITY
Retained Earnings	$98.72M	$96.50M
YoY Change	5.96%	7.34%
Common Stock	$161.3M	$161.2M
YoY Change	84.06%	84.11%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$39.85M	$39.85M
YoY Change	21.24%	25.92%
Treasury Stock Shares
Shareholders Equity	$193.7M	$197.2M
YoY Change
Total Liabilities & Shareholders Equity	$1.793B	$1.752B
YoY Change	32.75%	35.42%

Cashflow Statement

Concept	2023 Q3	2023 Q2
OPERATING ACTIVITIES
Net Income	$3.836M	$5.092M
YoY Change	-9.72%	24.53%
Depreciation, Depletion And Amortization	$710.0K	$723.0K
YoY Change	52.36%	44.31%
Cash From Operating Activities	$2.790M	$5.387M
YoY Change	-53.45%	34.04%
INVESTING ACTIVITIES
Capital Expenditures	$510.0K	$290.0K
YoY Change	-272.3%	-206.62%
Acquisitions
YoY Change
Other Investing Activities	-$37.73M	-$32.05M
YoY Change	117.61%	214.02%
Cash From Investing Activities	-$38.24M	-$32.34M
YoY Change	116.85%	208.64%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	41.86M	19.37M
YoY Change	-31.45%	-185.45%
NET CHANGE
Cash From Operating Activities	2.790M	5.387M
Cash From Investing Activities	-38.24M	-32.34M
Cash From Financing Activities	41.86M	19.37M
Net Change In Cash	6.410M	-7.581M
YoY Change	-87.03%	-73.97%
FREE CASH FLOW
Cash From Operating Activities	$2.790M	$5.387M
Capital Expenditures	$510.0K	$290.0K
Free Cash Flow	$2.280M	$5.097M
YoY Change	-63.75%	18.78%

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	Q2
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023Q2	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2022Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2023Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	25000000
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	25000000
CY2023Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	9924245
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	9916466
CY2023Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	8088793
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	8245235
CY2023Q2	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	1835452
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	1671231
CY2022Q2	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	63214
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	164221
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	95364
CY2023Q2	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
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2023-06-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-36613
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	OH
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	34-1585111
	dei	Entity Address Address Line1 EntityAddressAddressLine1	15985 East High Street
	dei	Entity Address City Or Town EntityAddressCityOrTown	Middlefield
	dei	Entity Address State Or Province EntityAddressStateOrProvince	OH
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	44062-0035
	dei	City Area Code CityAreaCode	440
	dei	Local Phone Number LocalPhoneNumber	632-1666
	dei	Security12b Title Security12bTitle	Common Stock, Without Par Value
	dei	Trading Symbol TradingSymbol	MBCN
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	true
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
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CY2022Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	51404000	usd
CY2023Q2	us-gaap	Federal Funds Sold FederalFundsSold	9654000	usd
CY2022Q4	us-gaap	Federal Funds Sold FederalFundsSold	2405000	usd
CY2023Q2	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	59076000	usd
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CY2023Q2	us-gaap	Time Deposits TimeDeposits	287861000	usd
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CY2023Q2	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	100000000	usd
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CY2023Q2	us-gaap	Occupancy Net OccupancyNet	659000	usd
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	us-gaap	Occupancy Net OccupancyNet	1355000	usd
	us-gaap	Occupancy Net OccupancyNet	1088000	usd
CY2023Q2	us-gaap	Equipment Expense EquipmentExpense	354000	usd
CY2022Q2	us-gaap	Equipment Expense EquipmentExpense	274000	usd
	us-gaap	Equipment Expense EquipmentExpense	672000	usd
	us-gaap	Equipment Expense EquipmentExpense	589000	usd
CY2023Q2	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1137000	usd
CY2022Q2	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	822000	usd
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	2207000	usd
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1665000	usd
CY2023Q2	mbcn	Ohio State Franchise Tax OhioStateFranchiseTax	398000	usd
CY2022Q2	mbcn	Ohio State Franchise Tax OhioStateFranchiseTax	292000	usd
	mbcn	Ohio State Franchise Tax OhioStateFranchiseTax	783000	usd
	mbcn	Ohio State Franchise Tax OhioStateFranchiseTax	585000	usd
CY2023Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	249000	usd
CY2022Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	90000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	369000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	140000	usd
CY2023Q2	us-gaap	Professional Fees ProfessionalFees	550000	usd
CY2022Q2	us-gaap	Professional Fees ProfessionalFees	383000	usd
	us-gaap	Professional Fees ProfessionalFees	1088000	usd
	us-gaap	Professional Fees ProfessionalFees	838000	usd
CY2023Q2	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	0	usd
CY2022Q2	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	206000	usd
	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	0	usd
	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	214000	usd
CY2023Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	415000	usd
CY2022Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	229000	usd
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	901000	usd
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	457000	usd
CY2023Q2	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	23000	usd
CY2022Q2	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	40000	usd
	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	49000	usd
	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	88000	usd
CY2023Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	265000	usd
CY2022Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	77000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	529000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	154000	usd
CY2023Q2	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	63000	usd
CY2022Q2	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	0	usd
	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	195000	usd
	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	0	usd
CY2023Q2	us-gaap	Noncash Merger Related Costs NoncashMergerRelatedCosts	206000	usd
CY2022Q2	us-gaap	Noncash Merger Related Costs NoncashMergerRelatedCosts	579000	usd
	us-gaap	Noncash Merger Related Costs NoncashMergerRelatedCosts	449000	usd
	us-gaap	Noncash Merger Related Costs NoncashMergerRelatedCosts	579000	usd
CY2023Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1716000	usd
CY2022Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1175000	usd
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	3378000	usd
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2233000	usd
CY2023Q2	us-gaap	Noninterest Expense NoninterestExpense	12054000	usd
CY2022Q2	us-gaap	Noninterest Expense NoninterestExpense	8535000	usd
	us-gaap	Noninterest Expense NoninterestExpense	23846000	usd
	us-gaap	Noninterest Expense NoninterestExpense	16801000	usd
CY2023Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	6078000	usd
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	4876000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	11964000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	9481000	usd
CY2023Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	986000	usd
CY2022Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	787000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1975000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1559000	usd
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	5092000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	4089000	usd
	us-gaap	Net Income Loss NetIncomeLoss	9989000	usd
	us-gaap	Net Income Loss NetIncomeLoss	7922000	usd
CY2023Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.63
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.70
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.23
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.35
CY2023Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.63
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.70
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.23
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.35
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	5092000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	4089000	usd
	us-gaap	Net Income Loss NetIncomeLoss	9989000	usd
	us-gaap	Net Income Loss NetIncomeLoss	7922000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-1743000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-13819000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	1916000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-26650000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-366000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-2902000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	402000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-5597000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1377000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-10917000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1514000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-21053000	usd
CY2023Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	3715000	usd
CY2022Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-6828000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	11503000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-13131000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	195165000	usd
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	5092000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1377000	usd
CY2023Q2	mbcn	Stock Authorization Fee Amount StockAuthorizationFeeAmount	37	usd
CY2023Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1616000	usd
CY2023Q2	us-gaap	Stockholders Equity StockholdersEquity	197227000	usd
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	137644000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	4089000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-10917000	usd
CY2022Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1603000	usd
CY2022Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	993000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	128220000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	197691000	usd
	us-gaap	Net Income Loss NetIncomeLoss	9989000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1514000	usd
	mbcn	Stock Authorization Fee Amount StockAuthorizationFeeAmount	37	usd
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	219000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	4506000	usd
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	3222000	usd
CY2023Q2	us-gaap	Stockholders Equity StockholdersEquity	197227000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	145335000	usd
	us-gaap	Net Income Loss NetIncomeLoss	7922000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-21053000	usd
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	431000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	2422000	usd
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1993000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	128220000	usd
	us-gaap	Net Income Loss NetIncomeLoss	9989000	usd
	us-gaap	Net Income Loss NetIncomeLoss	7922000	usd
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	1321000	usd
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	0	usd
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-205000	usd
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-39000	usd
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	761000	usd
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	651000	usd
	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	49000	usd
	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	88000	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	124000	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	70000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-306000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-321000	usd
	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	524000	usd
	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	1551000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	529000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	154000	usd
	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	64000	usd
	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	-44000	usd
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	2577000	usd
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	1118000	usd
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	2435000	usd
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	1406000	usd
	mbcn	Gain Loss On Sales Of Loans Excluding Student Loans Net GainLossOnSalesOfLoansExcludingStudentLoansNet	29000	usd
	mbcn	Gain Loss On Sales Of Loans Excluding Student Loans Net GainLossOnSalesOfLoansExcludingStudentLoansNet	21000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	420000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	214000	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3000	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-310000	usd
	mbcn	Other Real Estate Owned Writedowns OtherRealEstateOwnedWritedowns	-2000	usd
	mbcn	Other Real Estate Owned Writedowns OtherRealEstateOwnedWritedowns	200000	usd
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	452000	usd
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-163000	usd
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	679000	usd
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-11000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	-37000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	0	usd
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	599000	usd
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	1264000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	11825000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	6481000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	1368000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	3310000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	2000000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	32040000	usd
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	60930000	usd
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	-6237000	usd
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	31000	usd
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	0	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	553000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	340000	usd
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	3923000	usd
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	-0	usd
	mbcn	Redemption Of Restricted Stock RedemptionOfRestrictedStock	2653000	usd
	mbcn	Redemption Of Restricted Stock RedemptionOfRestrictedStock	0	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-63354000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-22833000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	29622000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-19444000	usd
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	35000000	usd
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	0	usd
	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	98000	usd
	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	130000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	4506000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	2422000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	3222000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1993000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	56796000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-23989000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	5267000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-40341000	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
CY2023Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	59076000	usd
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	79153000	usd
	us-gaap	Interest Paid Net InterestPaidNet	8602000	usd
	us-gaap	Interest Paid Net InterestPaidNet	1596000	usd
	us-gaap	Income Taxes Paid IncomeTaxesPaid	2605000	usd
	us-gaap	Income Taxes Paid IncomeTaxesPaid	1852000	usd
	mbcn	Transfer Of Loans Heldforsale To Loans Held For Investment TransferOfLoansHeldforsaleToLoansHeldForInvestment	0	usd
	mbcn	Transfer Of Loans Heldforsale To Loans Held For Investment TransferOfLoansHeldforsaleToLoansHeldForInvestment	784000	usd
	mbcn	Increase Decrease In Finance Lease Assets Added To Premises And Equipment Noncash Investing Transactions IncreaseDecreaseInFinanceLeaseAssetsAddedToPremisesAndEquipmentNoncashInvestingTransactions	0	usd
	mbcn	Increase Decrease In Finance Lease Assets Added To Premises And Equipment Noncash Investing Transactions IncreaseDecreaseInFinanceLeaseAssetsAddedToPremisesAndEquipmentNoncashInvestingTransactions	-139000	usd
	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	4462000	usd
	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	0	usd
CY2023Q2	mbcn	Increase Decrease In Finance Lease Liabilities Added To Borrowed Funds Noncash Financing Transactions IncreaseDecreaseInFinanceLeaseLiabilitiesAddedToBorrowedFundsNoncashFinancingTransactions	0	usd
CY2022Q2	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	14438000	usd
	mbcn	Revenue From Interest Income And Noninterest Income Percent RevenueFromInterestIncomeAndNoninterestIncomePercent	0.935	pure
CY2023Q2	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-67000	usd
CY2022Q2	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-72000	usd
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-205000	usd
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-39000	usd
CY2023Q2	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	0	usd
CY2022Q2	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	0	usd
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	2000	usd
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	0	usd
CY2023Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	220000	usd
CY2022Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	108000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	420000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	214000	usd
CY2023Q2	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	6000	usd
CY2022Q2	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	18000	usd
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	29000	usd
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	21000	usd
CY2023Q2	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	174000	usd
CY2022Q2	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	153000	usd
	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	359000	usd
	us-gaap	Investment Banking Advisory Brokerage And Underwriting Fees And Commissions InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions	294000	usd
CY2023Q2	mbcn	Miscellaneous Fee Income MiscellaneousFeeIncome	97000	usd
CY2022Q2	mbcn	Miscellaneous Fee Income MiscellaneousFeeIncome	76000	usd
	mbcn	Miscellaneous Fee Income MiscellaneousFeeIncome	185000	usd
	mbcn	Miscellaneous Fee Income MiscellaneousFeeIncome	139000	usd
CY2023Q2	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	77000	usd
CY2022Q2	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	0	usd
	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	179000	usd
	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	0	usd
CY2023Q2	us-gaap	Noninterest Income Other NoninterestIncomeOther	145000	usd
CY2022Q2	us-gaap	Noninterest Income Other NoninterestIncomeOther	144000	usd
	us-gaap	Noninterest Income Other NoninterestIncomeOther	375000	usd
	us-gaap	Noninterest Income Other NoninterestIncomeOther	287000	usd
CY2023Q2	us-gaap	Noninterest Income NoninterestIncome	1592000	usd
CY2022Q2	us-gaap	Noninterest Income NoninterestIncome	1383000	usd
	us-gaap	Noninterest Income NoninterestIncome	3270000	usd
	us-gaap	Noninterest Income NoninterestIncome	2786000	usd
CY2023Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	34000	usd
CY2022Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	162000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	79000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	44000	usd
CY2023Q2	us-gaap	Deferred Compensation Sharebased Arrangements Liability Current And Noncurrent DeferredCompensationSharebasedArrangementsLiabilityCurrentAndNoncurrent	556000	usd
CY2022Q2	us-gaap	Deferred Compensation Sharebased Arrangements Liability Current And Noncurrent DeferredCompensationSharebasedArrangementsLiabilityCurrentAndNoncurrent	340000	usd
CY2023Q2	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	9924245
CY2022Q2	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	7347526
	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	9922895
	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	7342930
CY2023Q2	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	1835452
CY2022Q2	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	1496104
	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	1809250
	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	1477783
CY2023Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8088793
CY2022Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	5851422
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	8113645
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	5865147
CY2023Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	13191
CY2022Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	8676
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	13191
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	8676
CY2023Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8101984
CY2022Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	5860098
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	8126836
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	5873823
CY2023Q2	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	1835452
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	164221
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	1671231
	mbcn	Estimated Selling Costs Of Impaired Loans EstimatedSellingCostsOfImpairedLoans	559000	usd
CY2022	mbcn	Estimated Selling Costs Of Impaired Loans EstimatedSellingCostsOfImpairedLoans	688000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	2221000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	52720000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	49416000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	137179000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	114460000	usd
CY2023Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	193324000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	167209000	usd
CY2023Q1	mbcn	Proceeds From Sale Of Investment Securities ProceedsFromSaleOfInvestmentSecurities	0	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	21134000	usd
CY2023Q2	mbcn	Mandatorily Redeemable Securities MandatorilyRedeemableSecurities	8000000.0	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-21053000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2023Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	193324000	usd
CY2023Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	136000	usd
CY2023Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	26251000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	167209000	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
CY2023Q2	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	711000	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	915000	usd
CY2023Q2	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-67000	usd
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-205000	usd
CY2022Q2	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-72000	usd
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-39000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	1114000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	1112000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	2311000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	589000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	132693000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	25662000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	153827000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	26251000	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
CY2023Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	39	pure
CY2023Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	153	pure
CY2022	us-gaap	Other Than Temporary Impairment Loss Debt Securities Available For Sale OtherThanTemporaryImpairmentLossDebtSecuritiesAvailableForSale	0	usd
CY2023Q2	us-gaap	Notes Receivable Gross NotesReceivableGross	1409435000	usd
CY2022Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	1352872000	usd
CY2023Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20591000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14438000	usd
CY2023Q2	us-gaap	Notes Receivable Net NotesReceivableNet	1388844000	usd
CY2022Q4	us-gaap	Notes Receivable Net NotesReceivableNet	1338434000	usd
	mbcn	Number Of Days Past Due NumberOfDaysPastDue	P90D
CY2023Q2	us-gaap	Financing Receivable Originated In Current Fiscal Year FinancingReceivableOriginatedInCurrentFiscalYear	116164000	usd
CY2023Q2	us-gaap	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear	291774000	usd
CY2023Q2	us-gaap	Financing Receivable Originated Two Years Before Latest Fiscal Year FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear	228705000	usd
CY2023Q2	us-gaap	Financing Receivable Originated Three Years Before Latest Fiscal Year FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear	133659000	usd
CY2023Q2	us-gaap	Financing Receivable Originated Four Years Before Latest Fiscal Year FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear	87658000	usd
CY2023Q2	us-gaap	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear	345723000	usd
CY2023Q2	us-gaap	Financing Receivable Revolving FinancingReceivableRevolving	205752000	usd
CY2023Q2	us-gaap	Notes Receivable Gross NotesReceivableGross	1409435000	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
CY2022Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	8355000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	135000	usd
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	8226000	usd
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	233000	usd
CY2023Q2	us-gaap	Notes Receivable Gross NotesReceivableGross	1409435000	usd
CY2022Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	1352872000	usd
CY2023Q2	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	4878000	usd
CY2023Q2	mbcn	Financing Receivable Nonaccrual With Allowance FinancingReceivableNonaccrualWithAllowance	2238000	usd
CY2023Q2	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	7116000	usd
CY2023Q2	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
CY2023Q2	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	88000	usd
	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	203000	usd
CY2022Q2	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	40000	usd
	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	103000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14438000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	275000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	172000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	874000	usd
CY2023Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20591000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14342000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	101000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	309000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14550000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20162000	usd
CY2023Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	163000	usd
CY2023Q2	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	52000	usd
CY2023Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	540000	usd
CY2023Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20591000	usd
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14492000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	40000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	98000	usd
CY2022Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	0	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	14550000	usd
CY2023Q2	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	17517000	usd
CY2023Q2	us-gaap	Financing Receivable Modification To Total Financing Receivables Percent FinancingReceivableModificationToTotalFinancingReceivablesPercent	0.0124	pure
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	21823000	usd
	us-gaap	Financing Receivable Modification To Total Financing Receivables Percent FinancingReceivableModificationToTotalFinancingReceivablesPercent	0.0155	pure
	mbcn	Financing Receivable Troubled Debt Restructuring Subsequent Default Number Of Contracts FinancingReceivableTroubledDebtRestructuringSubsequentDefaultNumberOfContracts	0	pure

Files In Submission

Name	View Source	Status
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0001437749-23-023628-index.html	Edgar Link	pending
0001437749-23-023628.txt	Edgar Link	pending
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report.css	Edgar Link	pending
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mbcn20230630_10q_htm.xml	Edgar Link	completed

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MIDDLEFIELD BANC CORP Stock $mbcn

2023 Q3 Form 10-Q Financial Statement

#000143774923023628 Filed on August 14, 2023

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$MBCN MIDDLEFIELD BANC CORP Stock $mbcn

2023 Q3 Form 10-Q Financial Statement

#000143774923023628 Filed on August 14, 2023

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Facts In Submission

Files In Submission

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MIDDLEFIELD BANC CORP Stock $mbcn