$MRBK
Meridian Corp Stock $mrbk

$mrbk Overview Financials Valuation SEC Filings Company Website

2022 Q2 Form 10-Q Financial Statement

#000175073522000026 Filed on May 10, 2022

Income Statement

Concept	2022 Q2	2022 Q1	2021 Q4
Revenue	$20.04M	$17.96M
YoY Change	14.39%	2.94%
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
YoY Change
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$2.486M	$1.929M
YoY Change	18.1%	-17.25%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$7.646M	$7.089M	$9.890M
YoY Change	-29.22%	-46.72%	-16.75%
Income Tax	$1.708M	$1.554M	$2.170M
% Of Pretax Income	22.34%	21.92%	21.94%
Net Earnings	$5.938M	$5.535M	$7.720M
YoY Change	-28.09%	-45.58%	-14.22%
Net Earnings / Revenue	29.64%	30.81%
Basic Earnings Per Share	$0.49	$0.92
Diluted Earnings Per Share	$957.9K	$0.88	$1.241M
COMMON SHARES
Basic Shares Outstanding	6.114M shares	6.023M shares	6.079M
Diluted Shares Outstanding	12.40M shares	6.262M shares

Balance Sheet

Concept	2022 Q2	2022 Q1	2021 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$37.09M	$68.89M	$23.48M
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	$22.19M	$11.88M	$11.81M
YoY Change	171.88%	47.07%	51.81%
Goodwill		$899.0K	$899.0K
YoY Change		0.0%	0.0%
Intangibles		$3.328M	$3.379M
YoY Change		-5.8%	-6.16%
Long-Term Investments	$2.153M	$2.240M	$2.400M
YoY Change	115.3%	124.0%	140.0%
Other Assets	$4.467M	$3.190M	$1.400M
YoY Change	346.7%	27.6%	1300.0%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$1.853B	$1.832B	$1.713B
YoY Change	8.43%	5.02%	-0.39%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$146.0K	$575.0K	$0.00
YoY Change	46.0%	-17.86%	-100.0%
Accrued Expenses	$9.800M	$10.30M
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$59.14M	$36.14M	$41.34M
YoY Change	76.3%	37.0%	-61.31%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$9.946M	$10.88M	$41.30M
YoY Change	9846.0%	1453.57%	3341.67%
LONG-TERM LIABILITIES
Long-Term Debt	$40.57M	$40.54M	$40.50M
YoY Change	-0.33%	-0.4%	-0.49%
Other Long-Term Liabilities	$19.27M	$21.51M	$19.80M
YoY Change	-2.68%	-17.92%	-13.91%
Total Long-Term Liabilities	$59.84M	$62.04M	$60.30M
YoY Change	-1.1%	-7.26%	-5.34%
TOTAL LIABILITIES
Total Short-Term Liabilities	$9.946M	$10.88M	$41.30M
Total Long-Term Liabilities	$59.84M	$62.04M	$60.30M
Total Liabilities	$1.697B	$1.674B	$1.548B
YoY Change	9.05%	4.59%	-1.93%
SHAREHOLDERS EQUITY
Retained Earnings		$83.10M	$84.92M
YoY Change		33.5%	43.9%
Common Stock		$6.556M	$6.535M
YoY Change		1.05%	1.22%
Preferred Stock
YoY Change
Treasury Stock (at cost)		$8.860M	$8.860M
YoY Change		52.02%	52.02%
Treasury Stock Shares
Shareholders Equity	$156.1M	$157.7M	$165.4M
YoY Change
Total Liabilities & Shareholders Equity	$1.853B	$1.832B	$1.713B
YoY Change	8.43%	5.02%	-0.39%

Cashflow Statement

Concept	2022 Q2	2022 Q1	2021 Q4
OPERATING ACTIVITIES
Net Income	$5.938M	$5.535M	$7.720M
YoY Change	-28.09%	-45.58%	-14.22%
Depreciation, Depletion And Amortization
YoY Change
Cash From Operating Activities	$29.23M	$6.454M	$38.70M
YoY Change	-31.88%	-89.72%	1005.71%
INVESTING ACTIVITIES
Capital Expenditures	-$951.0K	$77.00K	-$3.900M
YoY Change	137.75%	-88.63%
Acquisitions
YoY Change
Other Investing Activities	-$82.06M	-$67.13M	-$20.60M
YoY Change	865.44%	-16.4%	-357.5%
Cash From Investing Activities	-$83.01M	-$67.20M	-$24.60M
YoY Change	832.73%	-17.05%	-407.5%
FINANCING ACTIVITIES
Cash Dividend Paid		$7.347M
YoY Change		6.0%
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	21.99M	$106.2M	-53.80M
YoY Change	-157.72%	748.59%	6.32%
NET CHANGE
Cash From Operating Activities	29.23M	$6.454M	38.70M
Cash From Investing Activities	-83.01M	-$67.20M	-24.60M
Cash From Financing Activities	21.99M	$106.2M	-53.80M
Net Change In Cash	-31.80M	$45.41M	-39.70M
YoY Change	675.49%	-891.08%	1.53%
FREE CASH FLOW
Cash From Operating Activities	$29.23M	$6.454M	$38.70M
Capital Expenditures	-$951.0K	$77.00K	-$3.900M
Free Cash Flow	$30.18M	$6.377M	$42.60M
YoY Change	-30.31%	-89.73%	1117.14%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022Q1	dei	Entity Registrant Name EntityRegistrantName	Meridian Corp
CY2022Q1	dei	Entity Central Index Key EntityCentralIndexKey	0001750735
CY2022Q1	dei	Amendment Flag AmendmentFlag	false
CY2022Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2022Q1	dei	Document Type DocumentType	10-Q
CY2022Q1	dei	Document Quarterly Report DocumentQuarterlyReport	true
CY2022Q1	dei	Document Period End Date DocumentPeriodEndDate	2022-03-31
CY2022Q1	dei	Document Transition Report DocumentTransitionReport	false
CY2022Q1	dei	Entity File Number EntityFileNumber	000-55983
CY2022Q1	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	PA
CY2022Q1	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	83-1561918
CY2022Q1	dei	Entity Address Address Line1 EntityAddressAddressLine1	9 Old Lincoln Highway
CY2022Q1	dei	Entity Address City Or Town EntityAddressCityOrTown	Malvern
CY2022Q1	dei	Entity Address State Or Province EntityAddressStateOrProvince	PA
CY2022Q1	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	19355
CY2022Q1	dei	City Area Code CityAreaCode	484
CY2022Q1	dei	Local Phone Number LocalPhoneNumber	568-5000
CY2022Q1	dei	Security12b Title Security12bTitle	Common Stock, $1 par value
CY2022Q1	dei	Trading Symbol TradingSymbol	MRBK
CY2022Q1	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2022Q1	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2022Q1	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2022Q1	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2022Q1	dei	Entity Small Business EntitySmallBusiness	true
CY2022Q1	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	true
CY2022Q1	dei	Entity Ex Transition Period EntityExTransitionPeriod	false
CY2022Q1	dei	Entity Shell Company EntityShellCompany	false
CY2022Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	6114424	shares
CY2022Q1	us-gaap	Cash And Due From Banks CashAndDueFromBanks	56022000	USD
CY2021Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	23480000	USD
CY2022Q1	us-gaap	Federal Funds Sold FederalFundsSold	12866000	USD
CY2021Q4	us-gaap	Federal Funds Sold FederalFundsSold	0	USD
CY2022Q1	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	68888000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	23480000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	136745000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	158387000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	130653000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	159302000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	33556000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	6591000	USD
CY2022Q1	us-gaap	Debt Securities Held To Maturity Amortized Cost After Allowance For Credit Loss DebtSecuritiesHeldToMaturityAmortizedCostAfterAllowanceForCreditLoss	34977000	USD
CY2021Q4	us-gaap	Debt Securities Held To Maturity Amortized Cost After Allowance For Credit Loss DebtSecuritiesHeldToMaturityAmortizedCostAfterAllowanceForCreditLoss	6372000	USD
CY2022Q1	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	2240000	USD
CY2021Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	2354000	USD
CY2022Q1	mrbk	Mortgage Loans Held For Sale Amortized Cost MortgageLoansHeldForSaleAmortizedCost	81502000	USD
CY2021Q4	mrbk	Mortgage Loans Held For Sale Amortized Cost MortgageLoansHeldForSaleAmortizedCost	80002000	USD
CY2022Q1	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	81258000	USD
CY2021Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	80882000	USD
CY2022Q1	us-gaap	Loans Receivable Fair Value Disclosure LoansReceivableFairValueDisclosure	17375000	USD
CY2021Q4	us-gaap	Loans Receivable Fair Value Disclosure LoansReceivableFairValueDisclosure	17558000	USD
CY2022Q1	mrbk	Loans Receivable Amortized Cost LoansReceivableAmortizedCost	17375000	USD
CY2021Q4	mrbk	Loans Receivable Amortized Cost LoansReceivableAmortizedCost	17106000	USD
CY2022Q1	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	1431906000	USD
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	1386457000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	18826000	USD
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	18758000	USD
CY2022Q1	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	1413080000	USD
CY2021Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	1367699000	USD
CY2022Q1	us-gaap	Restricted Investments RestrictedInvestments	4330000	USD
CY2021Q4	us-gaap	Restricted Investments RestrictedInvestments	5117000	USD
CY2022Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	11883000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	11806000	USD
CY2022Q1	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	22641000	USD
CY2021Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	22503000	USD
CY2022Q1	us-gaap	Interest Receivable InterestReceivable	4848000	USD
CY2021Q4	us-gaap	Interest Receivable InterestReceivable	5009000	USD
CY2022Q1	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	3190000	USD
CY2021Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	1413000	USD
CY2022Q1	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	13396000	USD
CY2021Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	12765000	USD
CY2022Q1	us-gaap	Goodwill Goodwill	899000	USD
CY2021Q4	us-gaap	Goodwill Goodwill	899000	USD
CY2022Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	3328000	USD
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	3379000	USD
CY2022Q1	us-gaap	Other Assets OtherAssets	35978000	USD
CY2021Q4	us-gaap	Other Assets OtherAssets	10463000	USD
CY2021Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	274528000	USD
CY2022Q1	us-gaap	Assets Assets	1831589000	USD
CY2021Q4	us-gaap	Assets Assets	1713443000	USD
CY2022Q1	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	291379000	USD
CY2022Q1	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1273472000	USD
CY2021Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1171885000	USD
CY2022Q1	us-gaap	Deposits Deposits	1564851000	USD
CY2021Q4	us-gaap	Deposits Deposits	1446413000	USD
CY2022Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	36136000	USD
CY2021Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	41344000	USD
CY2022Q1	us-gaap	Subordinated Debt SubordinatedDebt	40538000	USD
CY2021Q4	us-gaap	Subordinated Debt SubordinatedDebt	40508000	USD
CY2022Q1	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	575000	USD
CY2021Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	31000	USD
CY2022Q1	us-gaap	Other Liabilities OtherLiabilities	31805000	USD
CY2021Q4	us-gaap	Other Liabilities OtherLiabilities	19787000	USD
CY2022Q1	us-gaap	Liabilities Liabilities	1673905000	USD
CY2021Q4	us-gaap	Liabilities Liabilities	1548083000	USD
CY2022Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	25000000	shares
CY2022Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	25000000	shares
CY2022Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	6555909	shares
CY2022Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	6555909	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	6534587	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	6534587	shares
CY2022Q1	us-gaap	Common Stock Value CommonStockValue	6556000	USD
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	6535000	USD
CY2022Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	84177000	USD
CY2021Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	83663000	USD
CY2021Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	426693	shares
CY2022Q1	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	426693	shares
CY2022Q1	us-gaap	Treasury Stock Value TreasuryStockValue	8860000	USD
CY2021Q4	us-gaap	Treasury Stock Value TreasuryStockValue	8860000	USD
CY2022Q1	us-gaap	Unearned Esop Shares UnearnedESOPShares	1602000	USD
CY2021Q4	us-gaap	Unearned Esop Shares UnearnedESOPShares	1602000	USD
CY2022Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	83104000	USD
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	84916000	USD
CY2022Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-5691000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	708000	USD
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	157684000	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	165360000	USD
CY2022Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1831589000	USD
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1713443000	USD
CY2022Q1	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	17219000	USD
CY2021Q1	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	16822000	USD
CY2022Q1	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	336000	USD
CY2022Q1	mrbk	Interest Income Cash And Cash Equivalents InterestIncomeCashAndCashEquivalents	13000	USD
CY2021Q1	mrbk	Interest Income Cash And Cash Equivalents InterestIncomeCashAndCashEquivalents	3000	USD
CY2021Q1	mrbk	Data Processing DataProcessing	616000	USD
CY2021Q1	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	273000	USD
CY2022Q1	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	396000	USD
CY2021Q1	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	353000	USD
CY2022Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	17964000	USD
CY2021Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	17451000	USD
CY2022Q1	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1289000	USD
CY2021Q1	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1566000	USD
CY2022Q1	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	640000	USD
CY2021Q1	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	765000	USD
CY2022Q1	us-gaap	Interest Expense InterestExpense	1929000	USD
CY2021Q1	us-gaap	Interest Expense InterestExpense	2331000	USD
CY2022Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	16035000	USD
CY2021Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	15120000	USD
CY2022Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	615000	USD
CY2021Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	599000	USD
CY2022Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	15420000	USD
CY2021Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	14521000	USD
CY2022Q1	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	7096000	USD
CY2021Q1	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	24100000	USD
CY2022Q1	mrbk	Sba Income Net Amortization SbaIncomeNetAmortization	2520000	USD
CY2021Q1	mrbk	Sba Income Net Amortization SbaIncomeNetAmortization	1245000	USD
CY2022Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	138000	USD
CY2021Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	66000	USD
CY2022Q1	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-166000	USD
CY2021Q1	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-944000	USD
CY2022Q1	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	-1124000	USD
CY2021Q1	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	-3867000	USD
CY2022Q1	mrbk	Increase Decrease In Loans Held For Investments IncreaseDecreaseInLoansHeldForInvestments	-778000	USD
CY2021Q1	mrbk	Increase Decrease In Loans Held For Investments IncreaseDecreaseInLoansHeldForInvestments	-102000	USD
CY2022Q1	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	2827000	USD
CY2021Q1	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	4261000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	0	USD
CY2021Q1	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	48000	USD
CY2022Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1258000	USD
CY2021Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1073000	USD
CY2022Q1	us-gaap	Noninterest Income NoninterestIncome	13102000	USD
CY2021Q1	us-gaap	Noninterest Income NoninterestIncome	27048000	USD
CY2022Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	15298000	USD
CY2021Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	22139000	USD
CY2022Q1	us-gaap	Occupancy Net OccupancyNet	1252000	USD
CY2021Q1	us-gaap	Occupancy Net OccupancyNet	1152000	USD
CY2022Q1	us-gaap	Professional Fees ProfessionalFees	848000	USD
CY2021Q1	us-gaap	Professional Fees ProfessionalFees	940000	USD
CY2022Q1	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	986000	USD
CY2021Q1	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	785000	USD
CY2022Q1	mrbk	Data Processing DataProcessing	479000	USD
CY2022Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1661000	USD
CY2021Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2043000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Transfers From Held To Maturity To Available For Sale Securities Net Of Tax OtherComprehensiveIncomeLossTransfersFromHeldToMaturityToAvailableForSaleSecuritiesNetOfTax	0	USD
CY2022Q1	mrbk	Information Technology InformationTechnology	710000	USD
CY2021Q1	mrbk	Information Technology InformationTechnology	425000	USD
CY2022Q1	mrbk	Pennsylvania Bank Shares Tax Expense PennsylvaniaBankSharesTaxExpense	199000	USD
CY2021Q1	mrbk	Pennsylvania Bank Shares Tax Expense PennsylvaniaBankSharesTaxExpense	163000	USD
CY2022Q1	us-gaap	Noninterest Expense NoninterestExpense	21433000	USD
CY2021Q1	us-gaap	Noninterest Expense NoninterestExpense	28263000	USD
CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	7089000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	13306000	USD
CY2022Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1554000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3136000	USD
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	5535000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	10170000	USD
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.92
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.70
CY2022Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.88
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.65
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	5535000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	10170000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-1626000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-592000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-5369000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-1883000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-3000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-12000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	9000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	36000	USD
CY2022Q1	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax	-308000	USD
CY2021Q1	us-gaap	Oci Debt Securities Available For Sale Transfer To Held To Maturity Adjustment From Aoci For Amortization Of Gain Loss Tax OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax	0	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Transfers From Held To Maturity To Available For Sale Securities Net Of Tax OtherComprehensiveIncomeLossTransfersFromHeldToMaturityToAvailableForSaleSecuritiesNetOfTax	-1021000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-1919000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-6399000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-1936000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-604000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-6399000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1919000	USD
CY2022Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-864000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	8251000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	141622000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	10170000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-1919000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	8251000	USD
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.125
CY2021Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	6931000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	334000	USD
CY2021Q1	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	229000	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	143505000	USD
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	165360000	USD
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	5535000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-6399000	USD
CY2022Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-864000	USD
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.20
CY2022Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	7347000	USD
CY2022Q1	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	275000	USD
CY2022Q1	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	260000	USD
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	157684000	USD
CY2022Q1	us-gaap	Profit Loss ProfitLoss	5535000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	10170000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	0	USD
CY2021Q1	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	48000	USD
CY2022Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	27000	USD
CY2021Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-331000	USD
CY2021Q1	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	599000	USD
CY2022Q1	mrbk	Depreciation And Amortization Including Amortization Of Loan Fees DepreciationAndAmortizationIncludingAmortizationOfLoanFees	50000	USD
CY2021Q1	mrbk	Depreciation And Amortization Including Amortization Of Loan Fees DepreciationAndAmortizationIncludingAmortizationOfLoanFees	-1709000	USD
CY2022Q1	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	615000	USD
CY2022Q1	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	30000	USD
CY2021Q1	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	30000	USD
CY2022Q1	us-gaap	Share Based Compensation ShareBasedCompensation	260000	USD
CY2021Q1	us-gaap	Share Based Compensation ShareBasedCompensation	229000	USD
CY2022Q1	us-gaap	Increase Decrease In Derivative Assets And Liabilities IncreaseDecreaseInDerivativeAssetsAndLiabilities	-166000	USD
CY2021Q1	us-gaap	Increase Decrease In Derivative Assets And Liabilities IncreaseDecreaseInDerivativeAssetsAndLiabilities	-944000	USD
CY2022Q1	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	-1124000	USD
CY2021Q1	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	-3867000	USD
CY2022Q1	mrbk	Increase Decrease In Loans Held For Investment IncreaseDecreaseInLoansHeldForInvestment	-778000	USD
CY2021Q1	mrbk	Increase Decrease In Loans Held For Investment IncreaseDecreaseInLoansHeldForInvestment	-102000	USD
CY2022Q1	mrbk	Amortization Of Mortgage Servicing Rights Ms Rs And Net Impairment Of Servicing Rights AmortizationOfMortgageServicingRightsMSRsAndNetImpairmentOfServicingRights	494000	USD
CY2021Q1	mrbk	Amortization Of Mortgage Servicing Rights Ms Rs And Net Impairment Of Servicing Rights AmortizationOfMortgageServicingRightsMSRsAndNetImpairmentOfServicingRights	-2661000	USD
CY2022Q1	mrbk	Sba Income SbaIncome	2520000	USD
CY2021Q1	mrbk	Sba Income SbaIncome	1245000	USD
CY2022Q1	mrbk	Proceeds From Sales Of Loans ProceedsFromSalesOfLoans	319610000	USD
CY2021Q1	mrbk	Proceeds From Sales Of Loans ProceedsFromSalesOfLoans	803858000	USD
CY2022Q1	mrbk	Payments For Loans Originated For Sale PaymentsForLoansOriginatedForSale	313485000	USD
CY2021Q1	mrbk	Payments For Loans Originated For Sale PaymentsForLoansOriginatedForSale	724675000	USD
CY2022Q1	mrbk	Mortgage Banking Income MortgageBankingIncome	7096000	USD
CY2021Q1	mrbk	Mortgage Banking Income MortgageBankingIncome	24100000	USD
CY2022Q1	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-161000	USD
CY2021Q1	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	85000	USD
CY2022Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	9962000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	5246000	USD
CY2022Q1	mrbk	Gain Loss From Investment In Life Insurance GainLossFromInvestmentInLifeInsurance	138000	USD
CY2021Q1	mrbk	Gain Loss From Investment In Life Insurance GainLossFromInvestmentInLifeInsurance	66000	USD
CY2022Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	159000	USD
CY2021Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-1865000	USD
CY2022Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	544000	USD
CY2021Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-411000	USD
CY2022Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	10156000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	4745000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	6454000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	62764000	USD
CY2022Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	3843000	USD
CY2021Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	2343000	USD
CY2022Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
CY2021Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	13639000	USD
CY2022Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	9885000	USD
CY2021Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	28151000	USD
CY2022Q1	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	390000	USD
CY2021Q1	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	0	USD
CY2022Q1	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	2500000	USD
CY2021Q1	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	0	USD
CY2022Q1	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	-787000	USD
CY2021Q1	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	-2747000	USD
CY2022Q1	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	59762000	USD
CY2021Q1	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	70915000	USD
CY2022Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	77000	USD
CY2021Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	677000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-67204000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-81014000	USD
CY2022Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	118438000	USD
CY2021Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	142255000	USD
CY2022Q1	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	-5208000	USD
CY2021Q1	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	-5465000	USD
CY2022Q1	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	0	USD
CY2021Q1	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	75021000	USD
CY2022Q1	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	0	USD
CY2021Q1	us-gaap	Proceeds From Repayments Of Secured Debt ProceedsFromRepaymentsOfSecuredDebt	-42662000	USD
CY2022Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	7347000	USD
CY2021Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	6931000	USD
CY2022Q1	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	275000	USD
CY2021Q1	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	334000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	106158000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	12510000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	45408000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-5740000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	23480000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	36744000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68888000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	31004000	USD
CY2022Q1	us-gaap	Interest Paid Net InterestPaidNet	1386000	USD
CY2021Q1	us-gaap	Interest Paid Net InterestPaidNet	2742000	USD
CY2022Q1	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	1653000	USD
CY2021Q1	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	2390000	USD
CY2022Q1	mrbk	Non Cash Or Partial Noncash Investment Security Purchases Not Settled NonCashOrPartialNoncashInvestmentSecurityPurchasesNotSettled	-2761000	USD
CY2021Q1	mrbk	Non Cash Or Partial Noncash Investment Security Purchases Not Settled NonCashOrPartialNoncashInvestmentSecurityPurchasesNotSettled	-1188000	USD
CY2022Q1	mrbk	Transfer Of Securities Available For Sale To Held To Maturity TransferOfSecuritiesAvailableForSaleToHeldToMaturity	23522000	USD
CY2022Q1	mrbk	Noncash Or Partial Noncash Net Loan Assets Sold NoncashOrPartialNoncashNetLoanAssetsSold	-13857000	USD
CY2021Q1	mrbk	Noncash Or Partial Noncash Net Loan Assets Sold NoncashOrPartialNoncashNetLoanAssetsSold	-4432000	USD
CY2021Q1	mrbk	Transfer Of Securities Available For Sale To Held To Maturity TransferOfSecuritiesAvailableForSaleToHeldToMaturity	0	USD
CY2022Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	10995000	USD
CY2021Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	USD
CY2022Q1	us-gaap	Basis Of Accounting BasisOfAccounting	Basis of Presentation<div style="margin-bottom:10pt;padding-left:27pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Corporation’s unaudited consolidated financial statements have been prepared in accordance with U.S. generally accepted accounting principles (“GAAP”) for interim financial information. Accordingly, they do not include all of the information and footnotes required by GAAP for complete consolidated financial statements. In the opinion of management, all adjustments necessary for a fair presentation of the consolidated financial position and the results of operations for the interim periods presented have been included.</span></div><div style="margin-bottom:10pt;padding-left:27pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of financial statements in conformity with U.S. generally accepted accounting principles requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates. Amounts subject to significant estimates are items such as the allowance for loan losses and lending related commitments, the fair value of financial instruments, other-than-temporary impairments of investment securities, and the valuations of goodwill and intangible assets, and servicing assets. </span></div><div style="margin-bottom:10pt;padding-left:27pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">These unaudited consolidated financial statements should be read in conjunction with the Corporation’s filings with the Securities and Exchange Commission (including our Annual Report on Form 10-K for the year ended December 31, 2021) and, subsequently filed quarterly reports on Form 10-Q and current reports on Form 8-K that update or provide information in addition to the information included in Form 10-K and Form 10-Q filings, if any. </span></div><div style="margin-bottom:10pt;padding-left:27pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Certain prior period amounts have been reclassified to conform with current period presentation. Reclassifications had no effect on net income or stockholders’ equity. Operating results for the three months ended March 31, 2022 are not necessarily indicative of the results for the year ending December 31, 2022 or for any other period.</span></div>
CY2022Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	5535000	USD
CY2021Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	10170000	USD
CY2022Q1	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	6128000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	6119000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Shares Employee Stock Ownership Plan Shares Not Committed To Be Released WeightedAverageNumberOfSharesEmployeeStockOwnershipPlanSharesNotCommittedToBeReleased	105000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Employee Stock Ownership Plan Shares Not Committed To Be Released WeightedAverageNumberOfSharesEmployeeStockOwnershipPlanSharesNotCommittedToBeReleased	119000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6023000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6000000	shares
CY2022Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	173000	shares
CY2021Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	93000	shares
CY2022Q1	mrbk	Incremental Common Shares Attributable To Dilutive Effect Of Retirement Plan IncrementalCommonSharesAttributableToDilutiveEffectOfRetirementPlan	66000
CY2021Q1	mrbk	Incremental Common Shares Attributable To Dilutive Effect Of Retirement Plan IncrementalCommonSharesAttributableToDilutiveEffectOfRetirementPlan	53000
CY2022Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6262000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6146000	shares
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.92
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.70
CY2022Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.88
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.65
CY2022Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	21000	shares
CY2021Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	22000	shares
CY2022Q1	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	136745000	USD
CY2022Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	198000	USD
CY2022Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	6290000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	130653000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	109	security
CY2022Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	34977000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	25000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	1446000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	33556000	USD
CY2022Q1	us-gaap	Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	15
CY2021Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	158387000	USD
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	2071000	USD
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1156000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	159302000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	62	security
CY2021Q4	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	6372000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	219000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	0	USD
CY2021Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	6591000	USD
CY2021Q4	us-gaap	Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	0
CY2022Q1	mrbk	Debt Securities Other Than Temporary Impairment Number Of Positions DebtSecuritiesOtherThanTemporaryImpairmentNumberOfPositions	0	security
CY2022Q1	us-gaap	Debt Securities Available For Sale Transfer To Held To Maturity Allowance For Credit Loss Expense DebtSecuritiesAvailableForSaleTransferToHeldToMaturityAllowanceForCreditLossExpense	27700000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Reclassification Adjustment For Held To Maturity Transferred To Available For Sale Securities Before Tax OtherComprehensiveIncomeReclassificationAdjustmentForHeldToMaturityTransferredToAvailableForSaleSecuritiesBeforeTax	1300000	USD
CY2022Q1	us-gaap	Pledged Assets Separately Reported Securities Pledged As Collateral At Fair Value PledgedAssetsSeparatelyReportedSecuritiesPledgedAsCollateralAtFairValue	83600000	USD
CY2021Q4	us-gaap	Pledged Assets Separately Reported Securities Pledged As Collateral At Fair Value PledgedAssetsSeparatelyReportedSecuritiesPledgedAsCollateralAtFairValue	92200000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	111804000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	5894000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	4731000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	396000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	116535000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	6290000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	0	USD
CY2022Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	0	USD
CY2022Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	24955000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1446000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	24955000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	1446000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	71969000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1021000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	3676000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	135000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	75645000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1156000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	0	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	0	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	763000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	769000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	15939000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	15242000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	3789000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	3789000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	12934000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	12885000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	2354000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	2397000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	28909000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	27323000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	3969000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	3866000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	30890000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	30798000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	3255000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	3425000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	54629000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	52045000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	27219000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	25901000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	81548000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	82450000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	0	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	0	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	99477000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	94610000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	34977000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue	33556000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	125372000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	126133000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	6372000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue	6591000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	37268000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	36043000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	0	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	0	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	33015000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	33169000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	0	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	0	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	136745000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	130653000	USD
CY2022Q1	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	34977000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	33556000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	158387000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	159302000	USD
CY2021Q4	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	6372000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	6591000	USD
CY2022Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
CY2021Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	13600000	USD
CY2021Q1	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	248000	USD
CY2021Q1	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	200000	USD
CY2022Q1	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	81258000	USD
CY2021Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	80882000	USD
CY2022Q1	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	1429764000	USD
CY2021Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	1385688000	USD
CY2022Q1	mrbk	Financing Receivable Including Held For Sale Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableIncludingHeldForSaleExcludingAccruedInterestBeforeAllowanceForCreditLoss	1511022000	USD
CY2021Q4	mrbk	Financing Receivable Including Held For Sale Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableIncludingHeldForSaleExcludingAccruedInterestBeforeAllowanceForCreditLoss	1466570000	USD
CY2022Q1	us-gaap	Loans Receivable With Fixed Rates Of Interest1 LoansReceivableWithFixedRatesOfInterest1	467840000	USD
CY2021Q4	us-gaap	Loans Receivable With Fixed Rates Of Interest1 LoansReceivableWithFixedRatesOfInterest1	488220000	USD
CY2022Q1	us-gaap	Loans Receivable With Variable Rates Of Interest1 LoansReceivableWithVariableRatesOfInterest1	1043182000	USD
CY2021Q4	us-gaap	Loans Receivable With Variable Rates Of Interest1 LoansReceivableWithVariableRatesOfInterest1	978350000	USD
CY2022Q1	mrbk	Financing Receivable Including Held For Sale Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableIncludingHeldForSaleExcludingAccruedInterestBeforeAllowanceForCreditLoss	1511022000	USD
CY2021Q4	mrbk	Financing Receivable Including Held For Sale Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableIncludingHeldForSaleExcludingAccruedInterestBeforeAllowanceForCreditLoss	1466570000	USD
CY2022Q1	us-gaap	Financing Receivable Unamortized Loan Fee Cost FinancingReceivableUnamortizedLoanFeeCost	-2142000	USD
CY2021Q4	us-gaap	Financing Receivable Unamortized Loan Fee Cost FinancingReceivableUnamortizedLoanFeeCost	-769000	USD
CY2022Q1	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived	120695000	USD
CY2021Q4	us-gaap	Capital Leases Net Investment In Sales Type Leases Minimum Payments To Be Received CapitalLeasesNetInvestmentInSalesTypeLeasesMinimumPaymentsToBeReceived	105608000	USD
CY2022Q1	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Undiscounted Excess Amount SalesTypeAndDirectFinancingLeasesLeaseReceivableUndiscountedExcessAmount	19282000	USD
CY2021Q4	us-gaap	Capital Leases Net Investment In Sales Type Leases Deferred Income CapitalLeasesNetInvestmentInSalesTypeLeasesDeferredIncome	17366000	USD
CY2022Q1	us-gaap	Sales Type And Direct Financing Leases Lease Receivable SalesTypeAndDirectFinancingLeasesLeaseReceivable	101413000	USD
CY2021Q4	us-gaap	Capital Leases Net Investment In Direct Financing And Sales Type Leases CapitalLeasesNetInvestmentInDirectFinancingAndSalesTypeLeases	88242000	USD
CY2022Q1	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	USD
CY2022Q1	mrbk	Financing Receivable Recorded Investment Past Due And Non Accuring FinancingReceivableRecordedInvestmentPastDueAndNonAccuring	2797000	USD
CY2022Q1	mrbk	Finance Receivable Total Accruing Loans And Leases FinanceReceivableTotalAccruingLoansAndLeases	1406938000	USD
CY2022Q1	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	1429764000	USD
CY2022Q1	us-gaap	Financing Receivable Percent Past Due1 FinancingReceivablePercentPastDue1	0.0179
CY2021Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	USD
CY2021Q4	mrbk	Financing Receivable Recorded Investment Past Due And Non Accuring FinancingReceivableRecordedInvestmentPastDueAndNonAccuring	1093000	USD
CY2021Q4	mrbk	Finance Receivable Total Accruing Loans And Leases FinanceReceivableTotalAccruingLoansAndLeases	1362700000	USD
CY2021Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	1385688000	USD
CY2021Q4	us-gaap	Financing Receivable Percent Past Due1 FinancingReceivablePercentPastDue1	0.0174
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	18758000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	566000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	19000	USD
CY2022Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	615000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	18826000	USD
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	17767000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	0	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	10000	USD
CY2021Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	599000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	18376000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	4180000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	14646000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	18826000	USD
CY2022Q1	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	25216000	USD
CY2022Q1	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1387173000	USD
CY2022Q1	mrbk	Financing Receivable Excluding Loans And Leases Carried At Fair Value FinancingReceivableExcludingLoansAndLeasesCarriedAtFairValue	1412389000	USD
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	3276000	USD
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	15482000	USD
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	18758000	USD
CY2021Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	25829000	USD
CY2021Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1342301000	USD
CY2021Q4	mrbk	Financing Receivable Excluding Loans And Leases Carried At Fair Value FinancingReceivableExcludingLoansAndLeasesCarriedAtFairValue	1368130000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	17132000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	17310000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	4180000	USD
CY2021Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	17813000	USD
CY2022Q1	mrbk	Noninterest Income Other Operating Income Miscellaneous NoninterestIncomeOtherOperatingIncomeMiscellaneous	1423000	USD
CY2021Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	17976000	USD
CY2021Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	3276000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	8083000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	8194000	USD
CY2021Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	8016000	USD
CY2021Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	8104000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	25215000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	25504000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	4180000	USD
CY2021Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	25829000	USD
CY2021Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	26080000	USD
CY2021Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	3276000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	17153000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	5527000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	5000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	8122000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	39000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	4770000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	27000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	25275000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	39000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	10297000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	32000	USD
CY2022Q1	mrbk	Financing Receivable Modifications Included In Nonperforming Loans And Leases FinancingReceivableModificationsIncludedInNonperformingLoansAndLeases	358000	USD
CY2021Q4	mrbk	Financing Receivable Modifications Included In Nonperforming Loans And Leases FinancingReceivableModificationsIncludedInNonperformingLoansAndLeases	361000	USD
CY2022Q1	mrbk	Financing Receivable Modifications In Compliance With Modification Terms FinancingReceivableModificationsInComplianceWithModificationTerms	3007000	USD
CY2021Q4	mrbk	Financing Receivable Modifications In Compliance With Modification Terms FinancingReceivableModificationsInComplianceWithModificationTerms	3446000	USD
CY2022Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3365000	USD
CY2021Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3807000	USD
CY2022Q1	mrbk	Financing Receivable Loan Modification Not Treated As Troubled Debt Restructuring FinancingReceivableLoanModificationNotTreatedAsTroubledDebtRestructuring	0	USD
CY2021Q4	mrbk	Financing Receivable Loan Modification Not Treated As Troubled Debt Restructuring FinancingReceivableLoanModificationNotTreatedAsTroubledDebtRestructuring	2400000	USD
CY2021Q1	mrbk	Financing Receivable Loan Modification Not Treated As Troubled Debt Restructuring FinancingReceivableLoanModificationNotTreatedAsTroubledDebtRestructuring	28800000	USD
CY2022Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	36136000	USD
CY2021Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	41344000	USD
CY2022Q1	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	273916000	USD
CY2022Q1	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	654000	USD
CY2021Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	290811000	USD
CY2021Q4	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	821000	USD
CY2022Q1	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-167000	USD
CY2021Q1	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-944000	USD
CY2022Q1	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	2800000	USD
CY2021Q1	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	4300000	USD
CY2022Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	16035000	USD
CY2021Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	15120000	USD
CY2022Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	615000	USD
CY2021Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	599000	USD
CY2022Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	15420000	USD
CY2021Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	14521000	USD
CY2022Q1	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	7096000	USD
CY2021Q1	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	24100000	USD
CY2022Q1	mrbk	Sba Income Net Amortization SbaIncomeNetAmortization	2520000	USD
CY2021Q1	mrbk	Sba Income Net Amortization SbaIncomeNetAmortization	1245000	USD
CY2022Q1	mrbk	Gain Loss On Net Change In Fair Values GainLossOnNetChangeInFairValues	-2068000	USD
CY2021Q1	mrbk	Gain Loss On Net Change In Fair Values GainLossOnNetChangeInFairValues	-4913000	USD
CY2022Q1	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	2827000	USD
CY2021Q1	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	4261000	USD
CY2022Q1	us-gaap	Noninterest Expense NoninterestExpense	21433000	USD
CY2021Q1	mrbk	Noninterest Income Other Operating Income Miscellaneous NoninterestIncomeOtherOperatingIncomeMiscellaneous	1219000	USD
CY2022Q1	us-gaap	Noninterest Income NoninterestIncome	13102000	USD
CY2021Q1	us-gaap	Noninterest Income NoninterestIncome	27048000	USD
CY2021Q1	us-gaap	Noninterest Expense NoninterestExpense	28263000	USD
CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	7089000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	13306000	USD
CY2022Q1	us-gaap	Assets Assets	1831589000	USD
CY2021Q1	us-gaap	Assets Assets	1743977000	USD
CY2022Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	10500000	USD
CY2022Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	10300000	USD
CY2022Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	585000	USD
CY2022Q1	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1000	USD
CY2022Q1	us-gaap	Variable Lease Cost VariableLeaseCost	0	USD
CY2022Q1	us-gaap	Lease Cost LeaseCost	586000	USD
CY2022Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	560000	USD
CY2022Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	10995000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	548000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	1892000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	1746000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	1456000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1436000	USD
CY2022Q1	mrbk	Lessee Operating Lease Liability To Be Paid Year Four And Thereafter LesseeOperatingLeaseLiabilityToBePaidYearFourAndThereafter	3134000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	10212000	USD
CY2022Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y7M17D
CY2022Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0258

Files In Submission

Name	View Source	Status
0001750735-22-000026-index-headers.html	Edgar Link	pending
0001750735-22-000026-index.html	Edgar Link	pending
0001750735-22-000026.txt	Edgar Link	pending
0001750735-22-000026-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
mrbk-20220331.htm	Edgar Link	pending
mrbk-20220331.xsd	Edgar Link	pending
mrbk-20220331_cal.xml	Edgar Link	unprocessable
mrbk-20220331_def.xml	Edgar Link	unprocessable
mrbk-20220331_g1.jpg	Edgar Link	pending
mrbk-20220331_htm.xml	Edgar Link	completed
mrbk-20220331_lab.xml	Edgar Link	unprocessable
mrbk-20220331_pre.xml	Edgar Link	unprocessable
mrbk_ex31x1.htm	Edgar Link	pending
mrbk_ex31x2.htm	Edgar Link	pending
mrbk_ex32.htm	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$MRBK
Meridian Corp Stock $mrbk

2022 Q2 Form 10-Q Financial Statement

#000175073522000026 Filed on May 10, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MRBK Meridian Corp Stock $mrbk

2022 Q2 Form 10-Q Financial Statement

#000175073522000026 Filed on May 10, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MRBK
Meridian Corp Stock $mrbk