Accounting Changes And Error Corrections [Text Block] Recent Accounting Pronouncements Accumulated Other Comprehensive Income Loss Net Of Tax Accumulated other comprehensive gain, net of taxes Additional Paid In Capital Common Stock Surplus Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Amendment Flag Amendment Flag Amortization Accretion of Premium Discount [Member] Amortization Accretion Of Premium Discount [Member] Amortization/accretion of premium/discount Assets Total assets Assets [Abstract] ASSETS Assets Fair Value Disclosure Assets at fair value Assets Fair Value Disclosure Nonrecurring Non-recurring assets at fair value Assets Fair Value Disclosure Recurring Recurring assets at fair value Available For Sale Securities Investment securities available for sale, at fair value Availableforsale Securities Continuous Unrealized Loss Position 12 Months Or Longer Aggregate Losses 2 12 months or more Unrealized Loss Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses 2 Total Unrealized Loss Available For Sale Securities Continuous Unrealized Loss Position Fair Value Total Fair Value Available For Sale Securities Continuous Unrealized Loss Position Fair Value Table [Text Block] Gross Unrealized Losses and Fair Value Aggregated by Investment Category and Length of Time in Continuous Unrealized Loss Position Availableforsale Securities Continuous Unrealized Loss Position Less Than 12 Months Aggregate Losses 2 Less than 12 months Unrealized Loss Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value Less than 12 months Fair Value Available for Sale Securities Continuous Unrealized Loss Position [Line Items] Available For Sale Securities Continuous Unrealized Loss Position [Line Items] Available for Sale Securities Continuous Unrealized Loss Position [Line Items] Available for Sale Securities Continuous Unrealized Loss Position [Table] Available For Sale Securities Continuous Unrealized Loss Position [Table] Available for Sale Securities Continuous Unrealized Loss Position [Table] Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value 12 months or more Fair Value Available For Sale Securities Fair Value Disclosure Investment securities Availableforsale Securities [Member] Investment securities AFS Bank Owned Life Insurance Cash value of life insurance Bank Owned Life Insurance Income Income on life insurance Carrying Reported Amount Fair Value Disclosure [Member] Carrying (Reported) Amount, Fair Value Disclosure Cash And Cash Equivalents At Carrying Value Cash and cash equivalents, end of period Cash and cash equivalents, beginning of year Cash And Cash Equivalents Fair Value Disclosure Cash and cash equivalents Cash And Cash Equivalents Period Increase Decrease Increase in cash and cash equivalents Cash And Due From Banks Cash and due from banks Cash and Due from Banks [Member] Cash And Due From Banks [Member] Cash and due from banks Cash Cash Equivalents And Federal Funds Sold Cash and cash equivalents Change in Total Provision [Member] Change In Total Provision [Member] Change in total provision Commitments And Contingencies Commitments and contingencies Common Stock Dividends Per Share Declared Dividends declared per share of common stock Common Stock Par Or Stated Value Per Share Common stock, par value Common Stock Shares Authorized Common stock, authorized Common Stock Shares Issued Common stock, issued Common Stock Shares Outstanding Common stock, outstanding Common Stock Value Common stock, par value $1, authorized 15,000,000 shares; issued and outstanding: September 30: 2,730,212 shares; December 31: 2,717,909 shares Comprehensive Income Net Of Tax Comprehensive income Corporate Debt Securities [Member] Corporate Trust Preferred Current Fiscal Year End Date Current Fiscal Year End Date Deposits Deposits Deposits Fair Value Disclosure Deposits Depreciation Amortization And Accretion Net Depreciation, amortization, and accretion Disclosure - Basic and Diluted Earnings per Share [Abstract] Disclosure Basic And Diluted Earnings Per Share [Abstract] Disclosure - Basic and Diluted Earnings per Share [Abstract] Disclosure Fair Value Additional Information [Abstract] Disclosure Fair Value Additional Information [Abstract] Disclosure Fair Value Additional Information [Abstract] Disclosure - Gross Unrealized Losses and Fair Value Aggregated by Investment Category and Length of Time in Continuous Unrealized Loss Position [Abstract] Disclosure Gross Unrealized Losses And Fair Value Aggregated By Investment Category And Length Of Time In Continuous Unrealized Loss Position [Abstract] Disclosure - Gross Unrealized Losses and Fair Value Aggregated by Investment Category and Length of Time in Continuous Unrealized Loss Position [Abstract] Disclosure - Rollforward of Cumulative Other Than Temporary Credit Losses Recognized in Earnings for Debt Securities [Abstract] Disclosure Rollforward Of Cumulative Other Than Temporary Credit Losses Recognized In Earnings For Debt Securities [Abstract] Disclosure - Rollforward of Cumulative Other Than Temporary Credit Losses Recognized in Earnings for Debt Securities [Abstract] Disclosure - Summary of Changes in Asset Subject to Fair Value Measurement by Level [Abstract] Disclosure Summary Of Changes In Asset Subject To Fair Value Measurement By Level [Abstract] Disclosure - Summary of Changes in Asset Subject to Fair Value Measurement by Level [Abstract] Disclosure - Summary of Estimated Fair Values of Financial Instruments [Abstract] Disclosure Summary Of Estimated Fair Values Of Financial Instruments [Abstract] Disclosure - Summary of Estimated Fair Values of Financial Instruments [Abstract] Document Documentand Entity Information [Abstract] Document Documentand Entity Information [Abstract] Document Documentand Entity Information [Abstract] Document Fiscal Period Focus Document Fiscal Period Focus Document Fiscal Year Focus Document Fiscal Year Focus Document Information [Line Items] Document Information [Line Items] Document Period End Date Document Period End Date Document Type Document Type Earnings Per Share [Abstract] Basic and diluted: Earnings Per Share Basic And Diluted Basic and diluted earnings per share of common stock Basic and dilutive net income per share Earnings Per Share [Line Items] Earnings Per Share [Line Items] Earnings Per Share [Line Items] Earnings Per Share [Table] Earnings Per Share [Table] Earnings Per Share [Table] Earnings Per Share [Text Block] Earnings Per Share Eligible Item Or Group For Fair Value Option [Axis] Eligible Item or Group for Fair Value Option Entities [Table] Entities [Table] Entity Central Index Key Entity Central Index Key Entity Common Stock Shares Outstanding Entity Common Stock, Shares Outstanding Entity [Domain] Entity [Domain] Entity Filer Category Entity Filer Category Entity Registrant Name Entity Registrant Name Estimate Of Fair Value Fair Value Disclosure [Member] Estimate of Fair Value, Fair Value Disclosure Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Assets Measured On Recurring And Nonrecurring Basis Table [Text Block] Summary of Changes in Asset Subject to Fair Value Measurement by Level Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain] Fair Value by Asset Class [Domain] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value By Asset Class [Axis] Asset Class Fair Value By Balance Sheet Grouping Disclosure Item Amounts [Axis] Fair Value, by Balance Sheet Grouping, Disclosure Item Amounts Fair Value By Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Fair Value By Balance Sheet Grouping [Text Block] Summary of Estimated Fair Values of Financial Instruments Fair Value By Fair Value Hierarchy Level [Axis] Fair Value, Hierarchy Fair Value Disclosure Item Amounts [Domain] Fair Value, Disclosure Item Amounts [Domain] Fair Value Disclosures [Text Block] Fair Value Fair Value Inputs Level 2 [Member] Fair Value, Inputs, Level 2 Fair Value Inputs Level 3 [Member] Fair Value, Inputs, Level 3 Fair Value Inputs, Net Default Rate Fair Value Inputs Net Default Rate Financial institutions default basis points Fair Value Inputs, Recovery Rate Fair Value Inputs Recovery Rate Financial institutions recovery rate Fair Value [Line Items] Fair Value [Line Items] Fair Value [Line Items] Fair Value Measurements Fair Value Hierarchy [Domain] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Option Eligible Item Or Group [Domain] Fair Value, Option, Eligible Item or Group [Domain] Fair Value [Table] Fair Value [Table] Fair Value [Table] Federal Funds Sold Federal funds sold Federal Funds Sold [Member] Federal Funds Sold [Member] Federal funds sold Federal Home Loan Bank Stock Federal Home Loan Bank stock, at cost Fees And Commissions Depositor Accounts Service charges on deposit accounts Fees And Commissions Other Other fees and commissions Financial Instruments Financial Assets Balance Sheet Groupings [Abstract] Financial assets: Financial Instruments Financial Liabilities Balance Sheet Groupings [Abstract] Financial liabilities: Gain Loss On Sale Of Other Assets Gains on disposals of assets, net Gain Loss On Sale Of Securities Net Gains on investment securities Impaired Loans [Member] Impaired Loans [Member] Impaired Loans Impairment Of Investments Impairment of securities and stocks Write-down of investment Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments Income before income taxes Income Statement [Abstract] Income Statement [Abstract] Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Income Statement Location [Domain] Income Tax Expense Benefit Income tax expense Increase Decrease In Deposits Increase in deposits, net Increase Decrease In Operating Capital [Abstract] Changes in assets and liabilities: Increase Decrease In Other Operating Assets (Increase) decrease in other assets Increase Decrease In Other Operating Liabilities Decrease in other liabilities Increase in Market Value [Member] Increase In Market Value [Member] Increase in market value Interest And Dividend Income Operating Total interest income Interest And Dividend Income Operating [Abstract] Interest income on: Interest And Fee Income Loans And Leases Loans, including fees Interest Bearing Deposits In Banks Interest-bearing deposits in other financial institutions Interest Bearing Deposits [Member] Interest-bearing deposits Interest Expense Total interest expense Interest Expense [Abstract] Interest expense on: Interest Expense Deposits Deposits Interest Expense Long Term Debt Long-term borrowings Interest Expense Short Term Borrowings Short-term borrowings Interest Income Expense After Provision For Loan Loss Net interest income after provision for credit losses Interest Income Expense Net Net interest income Interest income on federal funds sold. Federal funds sold represent the excess federal funds held by one commercial bank which it lends to another commercial bank, usually at an agreed-upon (federal funds) rate of interest. Such loans are made for legal reserve requirement purposes of the borrowing bank and generally are of short-duration (overnight). Also include interest income on other investments not otherwise specified in the taxonomy that will be realized in a short period of time, usually less than one year or the normal operating cycle, whichever is longer. Interest Income Federal Funds Sold And Other Short Term Investments Other Interest Income Securities State And Municipal State and municipal securities Interest Income Securities U S Treasury And Other U S Government U.S. Treasury and U.S. Government agency securities Interest Payable, Fair Value Disclosure Interest Payable Fair Value Disclosure Accrued interest payable Interest Receivable, Fair Value Disclosure Interest Receivable Fair Value Disclosure Accrued interest receivable Investment In Federal Home Loan Bank Stock Fair Value Disclosure Investments in restricted stock Labor And Related Expense Salaries and employee benefits Legal Entity [Axis] Legal Entity [Axis] Liabilities Total liabilities Liabilities [Abstract] Liabilities: Liabilities And Stockholders Equity Total liabilities and stockholders' equity Liabilities And Stockholders Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Life Insurance Corporate Or Bank Owned Change In Value Income on investment in life insurance Loans And Leases Receivable Allowance Loans, allowance for credit losses Loans And Leases Receivable Net Reported Amount Loans, less allowance for credit losses (September 30: $3,944; December 31: $3,931) Loans Receivable Fair Value Disclosure Loans, net Long Term Debt Long-term borrowings Long Term Debt Fair Value Long-term borrowings Maryland Financial Bank Stock [Member] Maryland Financial Bank Stock [Member] Maryland Financial Bank stock Mortgage Backed Securities [Member] Mortgage Backed Net Cash Provided By Used In Financing Activities Net cash provided by financing activities Net Cash Provided By Used In Financing Activities [Abstract] Cash flows from financing activities: Net Cash Provided By Used In Investing Activities Net cash used by investing activities Net Cash Provided By Used In Investing Activities [Abstract] Cash flows from investing activities: Net Cash Provided By Used In Operating Activities Net cash provided by operating activities Net Cash Provided By Used In Operating Activities [Abstract] Cash flows from operating activities: Net Income Loss Net income Net income New Impaired Loans [Member] New Impaired Loans [Member] New impaired loans Noninterest Expense Total other expenses Noninterest Expense [Abstract] Other expenses: Noninterest Income Total other income Noninterest Income [Abstract] Other income: Noninterest Income Other Operating Income Other non-interest income Number of Impaired Assets Number Of Impaired Assets Number of impaired assets Number of Other Real Estate Owned Assets Number Of Other Real Estate Owned Assets Number of other real estate owned assets Number of Pooled Trust Preferred Securities Number Of Pooled Trust Preferred Securities Number of pooled trust preferred securities Number of Securities, Continuous Unrealized Loss Position More Than Twelve Months Number Of Securities Continuous Unrealized Loss Position More Than Twelve Months Number of investment securities continuous unrealized loss positions for more than 12 months Occupancy Net Occupancy Off Balance Sheet Firm Commitments Off Balance Sheet Firm Commitments Off-balance sheet commitments Organization Consolidation And Presentation Of Financial Statements Disclosure [Text Block] Basis Of Presentation Other Assets Other assets Other Assets Fair Value Disclosure Ground rents Other Comprehensive Income Available For Sale Securities Adjustment Net Of Tax Period Increase Decrease [Abstract] Unrealized gains on securities: Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract] Other comprehensive income, net of tax Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax Reclassification adjustment for gains included in net income Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax Unrealized holding gains arising during the period Other Liabilities Other liabilities Other Liabilities Fair Value Disclosure Dividends payable Other Noncash Expense Write-downs of other real estate owned Other Noninterest Expense Other expenses Other Real Estate Other real estate owned Other Real Estate Owned Converted From Loans [Member] Other Real Estate Owned Converted From Loans [Member] Other Real Estate Owned Converted From Loans Other Real Estate Owned [Member] Other Real Estate Owned [Member] OREO Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Additional Credit Losses Credit losses - previous OTTI recognized Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions No Previous Impairment Credit losses - no previous OTTI recognized Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held Estimated credit losses, end of period Estimated credit losses, beginning of year Other Than Temporary Impairment Credit Losses Recognized In Earnings [Line Items] Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items] Other Than Temporary Impairment Credit Losses Recognized In Earnings Table [Text Block] Rollforward of Cumulative Other Than Temporary Credit Losses Recognized in Earnings for Debt Securities Payments and Other Loan Reductions [Member] Payments And Other Loan Reductions [Member] Payments and other loan reductions Payments For Proceeds From Loans And Leases (Increase) decrease in loans, net Payments Of Dividends Dividends paid Payments To Acquire Life Insurance Policies Purchase of life insurance contracts Payments To Acquire Marketable Securities Purchases of investment securities Payments To Acquire Property Plant And Equipment Purchases of premises and equipment Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities Maturities of available for sale mortgage-backed securities Proceeds From Maturities Prepayments And Calls Of Other Investments Proceeds from maturities and sales of other investment securities Proceeds From Repayments Of Short Term Debt Decrease in short-term borrowings, net Proceeds From Sale Of Federal Reserve Stock Sales of Federal Home Loan Bank stock Proceeds From Sale Of Other Real Estate Proceeds from sales of other real estate Proceeds From Sale Of Property Plant And Equipment Proceeds from the disposition of premises and equipment Property Plant And Equipment Net Premises and equipment, at cost, less accumulated depreciation Provision For Loan And Lease Losses Provision for credit losses Provision For Loan Lease And Other Losses Provision for credit losses Purchases of Investment Securities [Member] Purchases Of Investment Securities [Member] Purchases of investment securities