$MRBK
Meridian Corp Stock $mrbk

$mrbk Overview Financials Valuation SEC Filings Company Website

2019 Q4 Form 10-K Financial Statement

#000155837021003625 Filed on March 29, 2021

Income Statement

Concept	2019 Q4	2019	2018 Q4
Revenue		$52.86M
YoY Change
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	$100.0K	$1.700M	$300.0K
YoY Change	-66.67%	21.43%	-142.86%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense		$16.53M
YoY Change
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$4.100M	$13.51M	$3.030M
YoY Change	35.31%	28.7%	82.53%
Income Tax	$970.0K	$3.033M	$670.0K
% Of Pretax Income	23.66%	22.44%	22.11%
Net Earnings	$3.140M	$10.48M	$2.360M
YoY Change	33.05%	27.82%	713.79%
Net Earnings / Revenue		19.83%
Basic Earnings Per Share		$1.64
Diluted Earnings Per Share	$487.6K	$1.63	$367.0K
COMMON SHARES
Basic Shares Outstanding		6.407M
Diluted Shares Outstanding		6.438M

Balance Sheet

Concept	2019 Q4	2019	2018 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$39.37M		$23.95M
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	$8.636M	$8.600M	$9.600M
YoY Change	-10.04%	-10.42%	-1.03%
Goodwill	$899.0K
YoY Change
Intangibles	$3.874M
YoY Change
Long-Term Investments	$1.000M	$1.000M
YoY Change
Other Assets	$2.100M	$2.100M	$1.700M
YoY Change	23.53%	23.53%	30.77%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$1.150B	$1.150B	$997.5M
YoY Change	15.29%	15.29%	16.53%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.100M	$1.100M	$300.0K
YoY Change	266.67%	266.67%	50.0%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$123.7M	$123.7M	$114.3M
YoY Change	8.2%	8.22%	14.53%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$1.100M	$1.100M	$300.0K
YoY Change	266.67%	266.67%	50.0%
LONG-TERM LIABILITIES
Long-Term Debt	$41.00M	$41.00M	$9.200M
YoY Change	345.65%	345.65%	-30.83%
Other Long-Term Liabilities	$9.300M	$9.300M	$5.700M
YoY Change	63.16%	63.16%	5.56%
Total Long-Term Liabilities	$50.30M	$50.30M	$14.90M
YoY Change	237.58%	237.58%	-20.32%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.100M	$1.100M	$300.0K
Total Long-Term Liabilities	$50.30M	$50.30M	$14.90M
Total Liabilities	$1.029B	$1.029B	$887.9M
YoY Change	15.93%	15.93%	17.65%
SHAREHOLDERS EQUITY
Retained Earnings	$34.10M
YoY Change
Common Stock	$6.408M
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)	$3.000K
YoY Change
Treasury Stock Shares
Shareholders Equity	$120.7M	$120.7M	$109.6M
YoY Change
Total Liabilities & Shareholders Equity	$1.150B	$1.150B	$997.5M
YoY Change	15.29%	15.29%	16.53%

Cashflow Statement

Concept	2019 Q4	2019	2018 Q4
OPERATING ACTIVITIES
Net Income	$3.140M	$10.48M	$2.360M
YoY Change	33.05%	27.82%	713.79%
Depreciation, Depletion And Amortization	$100.0K	$1.700M	$300.0K
YoY Change	-66.67%	21.43%	-142.86%
Cash From Operating Activities	$17.20M	$21.57M	$1.300M
YoY Change	1223.08%	96.08%	-121.67%
INVESTING ACTIVITIES
Capital Expenditures	-$100.0K	$746.0K	-$100.0K
YoY Change	0.0%	-146.63%	-87.5%
Acquisitions
YoY Change
Other Investing Activities	-$37.80M	-$142.3M	-$43.70M
YoY Change	-13.5%	-7.6%	99.54%
Cash From Investing Activities	-$37.90M	-$143.1M	-$43.80M
YoY Change	-13.47%	-8.05%	93.81%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$3.000K
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	19.60M	136.9M	40.60M
YoY Change	-51.72%	2.95%	-25.78%
NET CHANGE
Cash From Operating Activities	17.20M	21.57M	1.300M
Cash From Investing Activities	-37.90M	-143.1M	-43.80M
Cash From Financing Activities	19.60M	136.9M	40.60M
Net Change In Cash	-1.100M	15.42M	-1.900M
YoY Change	-42.11%	-232.92%	-107.28%
FREE CASH FLOW
Cash From Operating Activities	$17.20M	$21.57M	$1.300M
Capital Expenditures	-$100.0K	$746.0K	-$100.0K
Free Cash Flow	$17.30M	$20.82M	$1.400M
YoY Change	1135.71%	65.26%	-126.92%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
CY2020	mrbk	Defined Contribution Plan Minimum Age DefinedContributionPlanMinimumAge	P21Y
CY2020	mrbk	Defined Contribution Plan Service Term DefinedContributionPlanServiceTerm	P3M
CY2020	mrbk	Loan And Lease Receivable Allowance Cumulative Days Past Due Charge Offs LoanAndLeaseReceivableAllowanceCumulativeDaysPastDueChargeOffs	P120D
CY2020	dei	Amendment Flag AmendmentFlag	false
CY2020	dei	Entity Central Index Key EntityCentralIndexKey	0001750735
CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2020	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	19355
CY2020	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
CY2020	dei	City Area Code CityAreaCode	484
CY2020	dei	Entity Address State Or Province EntityAddressStateOrProvince	PA
CY2020	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2020	dei	Entity Registrant Name EntityRegistrantName	Meridian Corp
CY2020	dei	Document Type DocumentType	10-K
CY2020	dei	Document Annual Report DocumentAnnualReport	true
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-12-31
CY2020	dei	Document Transition Report DocumentTransitionReport	false
CY2020	dei	Entity File Number EntityFileNumber	000-55983
CY2020	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	PA
CY2020	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	83-1561918
CY2020	dei	Entity Address Address Line1 EntityAddressAddressLine1	9 Old Lincoln Highway
CY2020	dei	Entity Address City Or Town EntityAddressCityOrTown	Malvern
CY2020	dei	Local Phone Number LocalPhoneNumber	568-5000
CY2020	dei	Security12b Title Security12bTitle	Common Stock, par value $1 per share
CY2020	dei	Trading Symbol TradingSymbol	MRBK
CY2020	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2020	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2020	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2020	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2020	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2020	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2020	dei	Entity Small Business EntitySmallBusiness	true
CY2020	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	true
CY2020	dei	Entity Ex Transition Period EntityExTransitionPeriod	false
CY2020	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2020	dei	Entity Shell Company EntityShellCompany	false
CY2020Q2	dei	Entity Public Float EntityPublicFloat	86053850
CY2021Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	6167695
CY2020Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	34190000
CY2019Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	19106000
CY2020Q4	us-gaap	Federal Funds Sold FederalFundsSold	2554000
CY2019Q4	us-gaap	Federal Funds Sold FederalFundsSold	20265000
CY2020Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	36744000
CY2019Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	39371000
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	120215000
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	58874000
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	123562000
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	58856000
CY2020Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	6857000
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	9003000
CY2020Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	6510000
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	8780000
CY2020Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	1031000
CY2019Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	1009000
CY2020Q4	mrbk	Mortgage Loans Held For Sale Amortized Cost MortgageLoansHeldForSaleAmortizedCost	225007000
CY2019Q4	mrbk	Mortgage Loans Held For Sale Amortized Cost MortgageLoansHeldForSaleAmortizedCost	33363000
CY2020Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	229199000
CY2020Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	1266997000
CY2019Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	955197000
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8636000
CY2020Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	12138000
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2020Q4	us-gaap	Restricted Investments RestrictedInvestments	7861000
CY2019Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	33704000
CY2020Q4	mrbk	Mortgages Held For Investment Fair Value Disclosure MortgagesHeldForInvestmentFairValueDisclosure	12182000
CY2019Q4	mrbk	Mortgages Held For Investment Fair Value Disclosure MortgagesHeldForInvestmentFairValueDisclosure	10546000
CY2020Q4	mrbk	Loans Receivable Amortized Cost LoansReceivableAmortizedCost	11514000
CY2019Q4	mrbk	Loans Receivable Amortized Cost LoansReceivableAmortizedCost	10186000
CY2020Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	1284764000
CY2019Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	964710000
CY2020Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	17767000
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	9513000
CY2019Q4	us-gaap	Restricted Investments RestrictedInvestments	8072000
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7777000
CY2019Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	11859000
CY2020Q4	us-gaap	Interest Receivable InterestReceivable	5482000
CY2019Q4	us-gaap	Interest Receivable InterestReceivable	3148000
CY2019Q4	us-gaap	Other Real Estate OtherRealEstate	120000
CY2020Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	62000
CY2019Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	2115000
CY2020Q4	us-gaap	Goodwill Goodwill	899000
CY2019Q4	us-gaap	Goodwill Goodwill	899000
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	3601000
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	3874000
CY2020Q4	us-gaap	Other Assets OtherAssets	18334000
CY2019Q4	us-gaap	Other Assets OtherAssets	14379000
CY2020Q4	us-gaap	Assets Assets	1720197000
CY2019Q4	us-gaap	Assets Assets	1150019000
CY2020Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	203843000
CY2019Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	139450000
CY2020Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1037492000
CY2019Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	711718000
CY2020Q4	us-gaap	Deposits Deposits	1241335000
CY2019Q4	us-gaap	Deposits Deposits	851168000
CY2020Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	106862000
CY2019Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	123676000
CY2020Q4	us-gaap	Notes Payable NotesPayable	165546000
CY2019Q4	us-gaap	Notes Payable NotesPayable	3123000
CY2020Q4	us-gaap	Subordinated Debt SubordinatedDebt	40671000
CY2019Q4	us-gaap	Subordinated Debt SubordinatedDebt	40962000
CY2020Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	1154000
CY2019Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	1088000
CY2020Q4	us-gaap	Other Liabilities OtherLiabilities	23007000
CY2019Q4	us-gaap	Other Liabilities OtherLiabilities	9307000
CY2020Q4	us-gaap	Liabilities Liabilities	1578575000
CY2019Q4	us-gaap	Liabilities Liabilities	1029324000
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2019Q4	us-gaap	Treasury Stock Value TreasuryStockValue	3000
CY2020Q4	us-gaap	Unearned Esop Shares UnearnedESOPShares	1768000
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	10000000
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	10000000
CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	6455566
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	6407685
CY2020Q4	us-gaap	Common Stock Value CommonStockValue	6456000
CY2019Q4	us-gaap	Common Stock Value CommonStockValue	6408000
CY2020Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	81196000
CY2019Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	80196000
CY2020Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	320000
CY2019Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	3375
CY2020Q4	us-gaap	Treasury Stock Value TreasuryStockValue	5828000
CY2020Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	59010000
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CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	2556000
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-3000
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	141622000
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	120695000
CY2020Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1720197000
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1150019000
CY2020	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	60357000
CY2019	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	51127000
CY2020	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	1186000
CY2019	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	1248000
CY2020	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	1044000
CY2019	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	324000
CY2020	mrbk	Interest Income Cash And Cash Equivalents InterestIncomeCashAndCashEquivalents	69000
CY2019	mrbk	Interest Income Cash And Cash Equivalents InterestIncomeCashAndCashEquivalents	164000
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CY2019	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	52863000
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CY2020	us-gaap	Interest Expense InterestExpense	13660000
CY2019	us-gaap	Interest Expense InterestExpense	16527000
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CY2020	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	8302000
CY2019	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	901000
CY2020	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	40694000
CY2019	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	35435000
CY2020	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	76461000
CY2019	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	26009000
CY2020	mrbk	Sba Income Net Amortization SbaIncomeNetAmortization	2572000
CY2019	mrbk	Sba Income Net Amortization SbaIncomeNetAmortization	1401000
CY2020	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	279000
CY2019	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	111000
CY2020	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	3847000
CY2019	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	290000
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CY2019	mrbk	Increase Decrease In Loans Held For Investments IncreaseDecreaseInLoansHeldForInvestments	391000
CY2020	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-9400000
CY2019	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-816000
CY2020	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	1345000
CY2019	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	165000
CY2020	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	2555000
CY2019	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1621000
CY2020	us-gaap	Noninterest Income NoninterestIncome	86918000
CY2019	us-gaap	Noninterest Income NoninterestIncome	32893000
CY2020	us-gaap	Labor And Related Expense LaborAndRelatedExpense	72147000
CY2019	us-gaap	Labor And Related Expense LaborAndRelatedExpense	35157000
CY2020	us-gaap	Occupancy Net OccupancyNet	4292000
CY2019	us-gaap	Occupancy Net OccupancyNet	3806000
CY2020	us-gaap	Professional Fees ProfessionalFees	3113000
CY2019	us-gaap	Professional Fees ProfessionalFees	2614000
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CY2019	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	2475000
CY2020	mrbk	Data Processing DataProcessing	1913000
CY2019	mrbk	Data Processing DataProcessing	1327000
CY2020	mrbk	Information Technology InformationTechnology	1542000
CY2019	mrbk	Information Technology InformationTechnology	1256000
CY2020	mrbk	Pennsylvania Bank Shares Tax Expense PennsylvaniaBankSharesTaxExpense	1049000
CY2019	mrbk	Pennsylvania Bank Shares Tax Expense PennsylvaniaBankSharesTaxExpense	658000
CY2020	us-gaap	Other Noninterest Expense OtherNoninterestExpense	6168000
CY2019	us-gaap	Other Noninterest Expense OtherNoninterestExpense	7521000
CY2020	us-gaap	Noninterest Expense NoninterestExpense	93076000
CY2019	us-gaap	Noninterest Expense NoninterestExpense	54814000
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	34536000
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	13514000
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	8098000
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3033000
CY2020	us-gaap	Net Income Loss NetIncomeLoss	26438000
CY2019	us-gaap	Net Income Loss NetIncomeLoss	10481000
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.32
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.64
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.27
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.63
CY2020	us-gaap	Net Income Loss NetIncomeLoss	26438000
CY2019	us-gaap	Net Income Loss NetIncomeLoss	10481000
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1121000
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	154000
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	3584000
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	512000
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-320000
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-38000
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	1025000
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	125000
CY2020	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	801000
CY2019	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	116000
CY2020	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	2559000
CY2019	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	387000
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2559000
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	387000
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	28997000
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	10868000
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	109552000
CY2019	us-gaap	Net Income Loss NetIncomeLoss	10481000
CY2019	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	387000
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	10868000
CY2019	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	6000
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	3000
CY2019	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	272000
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	120695000
CY2020	us-gaap	Net Income Loss NetIncomeLoss	26438000
CY2020	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	2559000
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	28997000
CY2020	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.250
CY2020	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1525000
CY2020	mrbk	Employee Stock Ownership Plan Esop Shares Purchased EmployeeStockOwnershipPlanEsopSharesPurchased	133601
CY2020	mrbk	Employee Stock Ownership Plan Esop Value Shares Purchased EmployeeStockOwnershipPlanEsopValueSharesPurchased	2000000
CY2020	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	316625
CY2020	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	5703000
CY2020	us-gaap	Stock Issued During Period Shares Share Based Compensation Gross StockIssuedDuringPeriodSharesShareBasedCompensationGross	47881
CY2020	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	395000
CY2020Q4	us-gaap	Employee Stock Ownership Plan Esop Number Of Committed To Be Released Shares EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares	13328
CY2020	mrbk	Employee Stock Ownership Plan Esop Shares Committed To Be Released Value EmployeeStockOwnershipPlanEsopSharesCommittedToBeReleasedValue	232000
CY2020	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	531000
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	141622000
CY2020	us-gaap	Profit Loss ProfitLoss	26438000
CY2019	us-gaap	Profit Loss ProfitLoss	10481000
CY2020	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	1345000
CY2019	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	165000
CY2020	mrbk	Depreciation And Amortization Including Amortization Of Loan Fees DepreciationAndAmortizationIncludingAmortizationOfLoanFees	-2890000
CY2019	mrbk	Depreciation And Amortization Including Amortization Of Loan Fees DepreciationAndAmortizationIncludingAmortizationOfLoanFees	663000
CY2019	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-14000
CY2020	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-425000
CY2019	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1022000
CY2020	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	8302000
CY2019	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	901000
CY2020	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	112000
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	763000
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	272000
CY2020	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	3847000
CY2019	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	-13000
CY2020	us-gaap	Increase Decrease In Derivative Assets And Liabilities IncreaseDecreaseInDerivativeAssetsAndLiabilities	4975000
CY2019	us-gaap	Increase Decrease In Derivative Assets And Liabilities IncreaseDecreaseInDerivativeAssetsAndLiabilities	111000
CY2020	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	6000
CY2020	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	816000
CY2019	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	204000
CY2020	mrbk	Sba Income SbaIncome	2733000
CY2019	mrbk	Sba Income SbaIncome	1495000
CY2020	mrbk	Proceeds From Sales Of Loans ProceedsFromSalesOfLoans	2241635000
CY2019	mrbk	Proceeds From Sales Of Loans ProceedsFromSalesOfLoans	607122000
CY2020	mrbk	Payments For Loans Originated For Sale PaymentsForLoansOriginatedForSale	2356821000
CY2019	mrbk	Payments For Loans Originated For Sale PaymentsForLoansOriginatedForSale	573416000
CY2020	mrbk	Mortgage Banking Income MortgageBankingIncome	77116000
CY2019	mrbk	Mortgage Banking Income MortgageBankingIncome	26325000
CY2020	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	2334000
CY2019	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	259000
CY2020	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-3346000
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-276000
CY2020	mrbk	Gain Loss From Investment In Life Insurance GainLossFromInvestmentInLifeInsurance	279000
CY2019	mrbk	Gain Loss From Investment In Life Insurance GainLossFromInvestmentInLifeInsurance	290000
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1254000
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-503000
CY2020	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	66000
CY2019	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	783000
CY2020	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	11047000
CY2019	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	2382000
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-158142000
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	21569000
CY2020	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	8247000
CY2019	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	14046000
CY2020	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	45927000
CY2019	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	24627000
CY2020	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	114494000
CY2019	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	44679000
CY2020	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	2140000
CY2020	us-gaap	Proceeds From Sale Of Wholly Owned Real Estate And Real Estate Acquired In Settlement Of Loans ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans	126000
CY2019	mrbk	Payments For Proceeds From Forward Contracts Investing Activities PaymentsForProceedsFromForwardContractsInvestingActivities	67000
CY2020	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	-211000
CY2019	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	1070000
CY2020	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	312435000
CY2019	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	135188000
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	747000
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	746000
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-371025000
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-143077000
CY2020	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	390167000
CY2019	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	99038000
CY2020	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	-922000
CY2019	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	9376000
CY2020	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	15479000
CY2019	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	2290000
CY2020	us-gaap	Repayments Of Assumed Debt RepaymentsOfAssumedDebt	413000
CY2019	us-gaap	Repayments Of Assumed Debt RepaymentsOfAssumedDebt	825000
CY2020	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	172000
CY2019	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	7432000
CY2020	us-gaap	Proceeds From Issuance Of Other Long Term Debt ProceedsFromIssuanceOfOtherLongTermDebt	162423000
CY2019	us-gaap	Proceeds From Issuance Of Other Long Term Debt ProceedsFromIssuanceOfOtherLongTermDebt	40000000
CY2020	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	231000
CY2019	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	942000
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	5703000
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	3000
CY2020	us-gaap	Payments Of Dividends PaymentsOfDividends	1525000
CY2020	mrbk	Purchase Of Common Shares For Employee Stock Ownership Plan Esop PurchaseOfCommonSharesForEmployeeStockOwnershipPlanEsop	2000000
CY2020	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	395000
CY2019	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	6000
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	526540000
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	136927000
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-2627000
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	15419000
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	39371000
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	23952000
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	36744000
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	39371000
CY2020	us-gaap	Interest Paid Net InterestPaidNet	13594000
CY2019	us-gaap	Interest Paid Net InterestPaidNet	15744000
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	5295000
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	2643000
CY2019	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	120000
CY2020	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	3313000
CY2019	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	3561000
CY2020	mrbk	Noncash Or Partial Noncash Net Loan Assets Purchased NoncashOrPartialNoncashNetLoanAssetsPurchased	325000
CY2019	mrbk	Noncash Or Partial Noncash Net Loan Assets Purchased NoncashOrPartialNoncashNetLoanAssetsPurchased	1001000
CY2019	mrbk	Noncash Or Partial Noncash Net Loan Assets Sold NoncashOrPartialNoncashNetLoanAssetsSold	-9255000
CY2019Q1	mrbk	Mortgage Loan Originations Interest And Fees Reimbursement MortgageLoanOriginationsInterestAndFeesReimbursement	474000
CY2019Q1	mrbk	Mortgage Loan Origination Licensing Error Fine MortgageLoanOriginationLicensingErrorFine	12000
CY2020	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<p style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-weight:bold;margin:0pt 0pt 12pt 0pt;"><span style="font-style:italic;">(c) Significant Concentrations of Credit Risk</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt 0pt 12pt 36pt;">Most of the Corporation’s activities are with customers located in the Delaware Valley tri-state market and Maryland. Note 4 discusses the types of securities that the Corporation invests in. Note 5 discusses types of lending that the Corporation engages in. Although the Corporation has a diversified loan portfolio, its debtors’ ability to honor their contracts is influenced by the region’s economy. The Corporation does not have any significant concentrations to any one industry or customer, however there is significant concentration of commercial real estate-backed loans, amounting to 38% and 37% of total loans held for investment, as of December 31, 2020 and December 31, 2019, respectively.</p>
CY2019Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	1000000
CY2020Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	1000000
CY2020	mrbk	Loans And Leases Receivable Allowance Assumption Look Back Period LoansAndLeasesReceivableAllowanceAssumptionLookBackPeriod	P10Y
CY2020Q4	us-gaap	Other Real Estate OtherRealEstate	0
CY2019Q4	us-gaap	Other Real Estate OtherRealEstate	120000
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6122000
CY2020	mrbk	Defined Contribution Plan Vesting Period DefinedContributionPlanVestingPeriod	P3Y
CY2020	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	1100000
CY2020	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	1200000
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	636000
CY2019	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	325000
CY2020	mrbk	Employee Stock Ownership Plan Esop One Time Contribution Compensation Expense EmployeeStockOwnershipPlanEsopOneTimeContributionCompensationExpense	600000
CY2020	us-gaap	Stock Issued During Period Shares Employee Stock Ownership Plan StockIssuedDuringPeriodSharesEmployeeStockOwnershipPlan	161576
CY2020	us-gaap	Stock Issued During Period Value Employee Stock Ownership Plan StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan	15.06
CY2019	us-gaap	Stock Issued During Period Shares Employee Stock Ownership Plan StockIssuedDuringPeriodSharesEmployeeStockOwnershipPlan	0
CY2020Q3	mrbk	Employee Stock Ownership Plan Esop Value Shares Purchase Authorized Amount EmployeeStockOwnershipPlanEsopValueSharesPurchaseAuthorizedAmount	2000000
CY2020Q4	mrbk	Employee Stock Ownership Plan Esop Value Shares Purchase Authorized Amount EmployeeStockOwnershipPlanEsopValueSharesPurchaseAuthorizedAmount	2000000
CY2020	mrbk	Loan Stock Purchased Employee Stock Ownership Plan LoanStockPurchasedEmployeeStockOwnershipPlan	133280
CY2020Q4	us-gaap	Employee Stock Ownership Plan Esop Number Of Committed To Be Released Shares EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares	13328
CY2020Q4	us-gaap	Employee Stock Ownership Plan Esop Number Of Suspense Shares EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares	119952
CY2020Q4	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP	225687
CY2020	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	3
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26438000
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	10481000
CY2020	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	6159000
CY2019	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	6407000
CY2020	us-gaap	Weighted Average Number Of Shares Employee Stock Ownership Plan Shares Not Committed To Be Released WeightedAverageNumberOfSharesEmployeeStockOwnershipPlanSharesNotCommittedToBeReleased	37000
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6407000
CY2020	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	65000
CY2019	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	31000
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6187000
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6438000
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.32
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.64
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.27
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.63
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	275000
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	199000
CY2019Q4	us-gaap	Goodwill Goodwill	899000
CY2020Q4	us-gaap	Goodwill Goodwill	899000
CY2019Q4	us-gaap	Goodwill Goodwill	899000
CY2020Q4	us-gaap	Goodwill Goodwill	899000
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	3874000
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	273000
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	3601000
CY2019Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	4773000
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	273000
CY2020Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	4500000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	1000000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	750000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	221000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	204000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	204000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	204000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	204000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	2298000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	3335000
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	120215000
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	3504000
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	157000
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	123562000
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	14000
CY2020Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	6510000
CY2020Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	347000
CY2020Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	6857000
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	58874000
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	366000
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	384000
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	58856000
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	31
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	8780000
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	223000
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	9003000
CY2019	mrbk	Debt Securities Other Than Temporary Impairment Number Of Positions DebtSecuritiesOtherThanTemporaryImpairmentNumberOfPositions	0
CY2020	mrbk	Debt Securities Other Than Temporary Impairment Number Of Positions DebtSecuritiesOtherThanTemporaryImpairmentNumberOfPositions	0
CY2020Q4	us-gaap	Pledged Assets Separately Reported Securities Pledged As Collateral At Fair Value PledgedAssetsSeparatelyReportedSecuritiesPledgedAsCollateralAtFairValue	55900000
CY2019Q4	us-gaap	Pledged Assets Separately Reported Securities Pledged As Collateral At Fair Value PledgedAssetsSeparatelyReportedSecuritiesPledgedAsCollateralAtFairValue	19500000
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	10529000
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	86000
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	7443000
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	71000
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	17972000
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	157000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	34419000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	301000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	4744000
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	83000
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	39163000
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	384000
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	120215000
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	123562000
CY2020Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	6510000
CY2020Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	6857000
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	58874000
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	58856000
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	8780000
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	9003000
CY2020	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	45900000
CY2020	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	1500000
CY2020	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	196000
CY2019	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	24600000
CY2019	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	264000
CY2019	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	99000
CY2020Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	229199000
CY2019Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	33704000
CY2020Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1289756000
CY2019Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	966499000
CY2020Q4	mrbk	Loans Receivable Gross LoansReceivableGross	1518955000
CY2019Q4	mrbk	Loans Receivable Gross LoansReceivableGross	1000203000
CY2020Q4	us-gaap	Loans Receivable With Fixed Rates Of Interest1 LoansReceivableWithFixedRatesOfInterest1	658458000
CY2019Q4	us-gaap	Loans Receivable With Fixed Rates Of Interest1 LoansReceivableWithFixedRatesOfInterest1	293114000
CY2020Q4	us-gaap	Loans Receivable With Variable Rates Of Interest1 LoansReceivableWithVariableRatesOfInterest1	860497000
CY2019Q4	us-gaap	Loans Receivable With Variable Rates Of Interest1 LoansReceivableWithVariableRatesOfInterest1	707089000
CY2020Q4	mrbk	Loans Receivable Gross LoansReceivableGross	1518955000
CY2019Q4	mrbk	Loans Receivable Gross LoansReceivableGross	1000203000
CY2020Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	4992000
CY2019Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	1789000
CY2020Q4	us-gaap	Capital Leases Net Investment In Sales Type Leases Minimum Payments To Be Received CapitalLeasesNetInvestmentInSalesTypeLeasesMinimumPaymentsToBeReceived	37919000
CY2019Q4	us-gaap	Capital Leases Net Investment In Sales Type Leases Minimum Payments To Be Received CapitalLeasesNetInvestmentInSalesTypeLeasesMinimumPaymentsToBeReceived	729000
CY2020Q4	us-gaap	Capital Leases Net Investment In Sales Type Leases Deferred Income CapitalLeasesNetInvestmentInSalesTypeLeasesDeferredIncome	6879000
CY2019Q4	us-gaap	Capital Leases Net Investment In Sales Type Leases Deferred Income CapitalLeasesNetInvestmentInSalesTypeLeasesDeferredIncome	32000
CY2020Q4	us-gaap	Capital Leases Net Investment In Direct Financing And Sales Type Leases CapitalLeasesNetInvestmentInDirectFinancingAndSalesTypeLeases	31040000
CY2019Q4	us-gaap	Capital Leases Net Investment In Direct Financing And Sales Type Leases CapitalLeasesNetInvestmentInDirectFinancingAndSalesTypeLeases	697000
CY2020Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	3704000
CY2020Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1278122000
CY2020Q4	mrbk	Financing Receivable Recorded Investment Accrual Status FinancingReceivableRecordedInvestmentAccrualStatus	1281826000
CY2020Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	7930000
CY2020Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1289756000
CY2020Q4	us-gaap	Financing Receivable Percent Past Due1 FinancingReceivablePercentPastDue1	0.0090
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	5043000
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	958221000
CY2019Q4	mrbk	Financing Receivable Recorded Investment Accrual Status FinancingReceivableRecordedInvestmentAccrualStatus	963264000
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	3235000
CY2019Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	966499000
CY2019Q4	us-gaap	Financing Receivable Percent Past Due1 FinancingReceivablePercentPastDue1	0.0086
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	9513000
CY2020	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	131000
CY2020	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	83000
CY2020	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	8302000
CY2020Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	17767000
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	8053000
CY2019	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	30000
CY2019	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	589000
CY2019	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	901000
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	9513000
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	1645000
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	16122000
CY2020Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	17767000
CY2020Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	10380000
CY2020Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1267194000
CY2020Q4	mrbk	Financing Receivable Excluding Loans And Leases Carried At Fair Value FinancingReceivableExcludingLoansAndLeasesCarriedAtFairValue	1277574000
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	136000
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	9377000
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	9513000
CY2019Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	7307000
CY2019Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	948646000
CY2019Q4	mrbk	Financing Receivable Excluding Loans And Leases Carried At Fair Value FinancingReceivableExcludingLoansAndLeasesCarriedAtFairValue	955953000
CY2020Q4	mrbk	Financing Receivable Excluding Loans And Leases Carried At Fair Value And Residential Mortgage Consumer And Leases FinancingReceivableExcludingLoansAndLeasesCarriedAtFairValueAndResidentialMortgageConsumerAndLeases	1205751000
CY2019Q4	mrbk	Financing Receivable Excluding Loans And Leases Carried At Fair Value And Residential Mortgage Consumer And Leases FinancingReceivableExcludingLoansAndLeasesCarriedAtFairValueAndResidentialMortgageConsumerAndLeases	911134000
CY2020Q4	mrbk	Financing Receivable For Residential Mortgage Consumer And Leases FinancingReceivableForResidentialMortgageConsumerAndLeases	71823000
CY2019Q4	mrbk	Financing Receivable For Residential Mortgage Consumer And Leases FinancingReceivableForResidentialMortgageConsumerAndLeases	44819000
CY2020Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	4644000
CY2020Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	4696000
CY2020Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	1645000
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	2080000
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	2080000
CY2019Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	136000
CY2020Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	5736000
CY2020Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	5862000
CY2019Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	5227000
CY2019Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	5310000
CY2020Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	10380000
CY2020Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	10558000
CY2020Q4	mrbk	Impaired Financing Receivable ImpairedFinancingReceivable	1645000
CY2019Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	7307000
CY2019Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	7390000
CY2019Q4	mrbk	Impaired Financing Receivable ImpairedFinancingReceivable	136000
CY2020	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	328000
CY2019	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	206000
CY2019	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	0
CY2020Q4	mrbk	Financing Receivable Modifications Included In Nonperforming Loans And Leases FinancingReceivableModificationsIncludedInNonperformingLoansAndLeases	244000
CY2019Q4	mrbk	Financing Receivable Modifications Included In Nonperforming Loans And Leases FinancingReceivableModificationsIncludedInNonperformingLoansAndLeases	319000
CY2020Q4	mrbk	Financing Receivable Modifications In Compliance With Modification Terms FinancingReceivableModificationsInComplianceWithModificationTerms	3362000
CY2019Q4	mrbk	Financing Receivable Modifications In Compliance With Modification Terms FinancingReceivableModificationsInComplianceWithModificationTerms	3599000
CY2020Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3606000
CY2019Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3918000
CY2019	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	0
CY2020	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	0
CY2020	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	0
CY2020Q4	mrbk	Financing Receivable Loan Modification Not Treated As Troubled Debt Restructuring FinancingReceivableLoanModificationNotTreatedAsTroubledDebtRestructuring	1085633000
CY2020Q4	mrbk	Financing Receivable Loan Modification Not Treated As Trouble Debt Restructuring Total Modifications FinancingReceivableLoanModificationNotTreatedAsTroubleDebtRestructuringTotalModifications	156295000
CY2020Q4	mrbk	Financing Receivable Loan Modifications Not Treated As Troubled Debt Restructuring Active Modifications FinancingReceivableLoanModificationsNotTreatedAsTroubledDebtRestructuringActiveModifications	26905000
CY2020Q4	us-gaap	Time Deposit Maturities Year Four TimeDepositMaturitiesYearFour	3342000
CY2020Q4	us-gaap	Time Deposit Maturities Year Five TimeDepositMaturitiesYearFive	3984000
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	10118000
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	8512000
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7777000
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8636000
CY2020	us-gaap	Depreciation Depreciation	1600000
CY2019	us-gaap	Depreciation Depreciation	1700000
CY2020Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	203843000
CY2019Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	139450000
CY2020Q4	mrbk	Interest Bearing Demand Deposit Liabilities InterestBearingDemandDepositLiabilities	206573000
CY2019Q4	mrbk	Interest Bearing Demand Deposit Liabilities InterestBearingDemandDepositLiabilities	94416000
CY2020Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	8056000
CY2019Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	3231000
CY2020Q4	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	564566000
CY2019Q4	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	302242000
CY2020Q4	us-gaap	Time Deposits TimeDeposits	258297000
CY2019Q4	us-gaap	Time Deposits TimeDeposits	311829000
CY2020Q4	us-gaap	Deposits Deposits	1241335000
CY2019Q4	us-gaap	Deposits Deposits	851168000
CY2020Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	233100000
CY2019Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	271100000
CY2020Q4	us-gaap	Time Deposit Maturities Year One TimeDepositMaturitiesYearOne	197649000
CY2020Q4	us-gaap	Time Deposit Maturities Year Two TimeDepositMaturitiesYearTwo	41533000
CY2020Q4	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	11789000
CY2020	mrbk	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageGrantDateFairValue	4.52
CY2020Q4	us-gaap	Time Deposits TimeDeposits	258297000
CY2020Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	106862000
CY2019Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	123676000
CY2020Q4	us-gaap	Notes Payable NotesPayable	165546000
CY2019Q4	us-gaap	Notes Payable NotesPayable	3123000
CY2020	mrbk	Number Of Branch Spaces Leased NumberOfBranchSpacesLeased	22
CY2020	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	1900000
CY2019	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	1300000
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue	4.69
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	277339
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	16.10
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	2067000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	1638000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	1549000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	1528000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	1260000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	3303000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	11345000
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	274070
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	15.88
CY2018Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue	4.46
CY2019	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	689
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	11.79
CY2019	mrbk	Share Based Compensation Arrangement By Share Based Payment Award Options Exercised In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisedInPeriodWeightedAverageGrantDateFairValue	3.89
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	73000
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	17.03
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	4.90
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	346381
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	16.13
CY2019Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue	4.55
CY2020	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	14673
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	13.64
CY2020	mrbk	Share Based Compensation Arrangement By Share Based Payment Award Options Exercised In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisedInPeriodWeightedAverageGrantDateFairValue	3.74
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	94650
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	17.70
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	5.07
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	25631
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	17.03
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Options Forfeited Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue	4.73
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	400727
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	16.53
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	123388
CY2020	mrbk	Share Based Compensation Arrangement By Share Based Payment Award Options Non Vested Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNonVestedWeightedAverageExercisePrice	17.51
CY2020	mrbk	Share Based Compensation Arrangements By Share Based Payment Award Options Non Vested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsNonVestedWeightedAverageGrantDateFairValue	5.08
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P7Y1M6D
CY2020	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Lower Range Limit ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit	10.36
CY2020	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Upper Range Limit ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit	20.89
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	1700000
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	1300000
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	200000
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	128000
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	5703000
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	3287000
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	1242000
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-489000
CY2020	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	6945000
CY2019	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	2798000
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1141000
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CY2020	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	48996000
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CY2020	mrbk	Noninterest Income Other Operating Income Miscellaneous NoninterestIncomeOtherOperatingIncomeMiscellaneous	4286000
CY2019	mrbk	Noninterest Income Other Operating Income Miscellaneous NoninterestIncomeOtherOperatingIncomeMiscellaneous	2186000
CY2020	us-gaap	Noninterest Income NoninterestIncome	86918000
CY2020	us-gaap	Noninterest Expense NoninterestExpense	93076000
CY2019	us-gaap	Noninterest Expense NoninterestExpense	54814000
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	34536000
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	13514000
CY2020Q4	us-gaap	Assets Assets	1720197000
CY2019Q4	us-gaap	Assets Assets	1150019000

Files In Submission

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$MRBK
Meridian Corp Stock $mrbk

2019 Q4 Form 10-K Financial Statement

#000155837021003625 Filed on March 29, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MRBK Meridian Corp Stock $mrbk

2019 Q4 Form 10-K Financial Statement

#000155837021003625 Filed on March 29, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MRBK
Meridian Corp Stock $mrbk