Document and Entity Information [Abstract] Document And Entity Information [Abstract] Statement [Table] Statement [Line Items] Document Type Amendment Flag Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Filer Category Entity Common Stock, Shares Outstanding Consolidated Balance Sheets [Abstract] Assets Cash and due from banks Cash and cash equivalents, ending Cash and cash equivalents, beginning Cash and Due from Banks, Total InterestBearingDepositsInBanks Interest-bearing deposits Federal funds sold Cash, Cash Equivalents, and Federal Funds Sold Cash and cash equivalents, ending Cash and cash equivalents, beginning Total cash and cash equivalents Investment securities available for sale, at fair value Available-for-sale Securities, Total Investment securities held to maturity (fair value September 30, 2010 $14,975 - December 31, 2009 $16,069) Investment securities held to maturity (fair value March 31, 2012 $13,505 - December 31, 2011 $13,662) Held-to-maturity Securities, Total Restricted Investments Restricted equity securities Total loans Loans and Leases Receivable, Gross, Carrying Amount, Total Allowance for loan losse Allowance for loan losses Loans and Leases Receivable, Allowance, Ending Balance Loans and Leases Receivable, Allowance, Beginning Balance Loans And Leases Receivable Allowance Loans and Leases Receivable, Allowance, Total Net loans Net loans Bank premises and equipment, net Property, Plant and Equipment, Net, Ending Balance Property, Plant and Equipment, Net, Beginning Balance Property, Plant and Equipment, Net, Total Accrued interest receivable Accrued Investment Income Receivable, Total Foreclosed assets Repossessed Assets, Total Bank owned life insurance Other assets Other Assets, Total Total assets Total assets Liabilities and Stockholders' Equity Noninterest-bearing deposits Noninterest-bearing Deposit Liabilities, Total Interest-bearing deposits Interest-bearing Deposit Liabilities, Total Total deposits Total deposits Interest Payable Current And Noncurrent Accrued interest payable Other liabilities Other Liabilities, Total Total liabilities Total liabilities Stockholders' Equity Stockholders' Equity Common stock, $10 par value, 5,000,000 shares authorized, 1,535,733 shares issued and outstanding Common Stock, Value, Issued, Ending Balance Common Stock, Value, Issued, Beginning Balance Common stock, $10 par value, 5,000,000 shares authorized, 1,535,733 shares issued and outstanding Common Stock, Value, Issued, Total Additional paid-in capital Additional Paid in Capital, Common Stock, Ending Balance Additional Paid in Capital, Common Stock, Beginning Balance Retained earnings Retained Earnings (Accumulated Deficit), Ending Balance Retained Earnings (Accumulated Deficit), Beginning Balance Retained Earnings (Accumulated Deficit), Total Accumulated other comprehensive gain (loss), net Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance Accumulated other comprehensive income, net Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Total stockholders' equity Balance Balance Total stockholders' equity Total stockholders' equity Total liabilities and stockholders' equity Total liabilities and stockholders' equity Investment securities held to maturity, fair value Common stock, par value Common stock, shares authorized Common stock, shares issued Common Stock, Shares, Issued, Total Common stock, shares outstanding Common Stock, Shares, Outstanding, Ending Balance Common Stock, Shares, Outstanding, Beginning Balance Consolidated Statements Of Income [Abstract] Interest income Interest and dividend income Loans and fees on loans Interest and Fee Income, Loans and Leases, Total Federal funds sold and securities purchased under agreements to resell Federal funds sold and securities purchased under agreements to resell Interest Income, Federal Funds Sold and Securities Purchased under Agreements to Resell, Total Investment securities: Taxable Exempt from federal income tax Dividend Income, Operating Dividend income Deposits with banks Interest Income, Deposits with Financial Institutions, Total Interest and Dividend Income, Operating Total interest income Interest Expense Abstract Interest expense Deposits Interest Expense, Deposits, Total Interest Expense Total interest expense Net interest income Net interest income Provision for loan losses Provision for loan losses Provision for (recovery of) loan losses Provision for loan losses Net interest income after provision for loan losses Net interest income after provision for loan losses Noninterest Income Abstract Noninterest income Service charges on deposit accounts Other service charges and fees Net Realized gains on sales of securities Net realized gains on sales of securities Gain (Loss) on Sale of Securities, Net, Total Bank Owned Life Insurance Income Income on bank owned life insurance Income on bank owned life insurance Other operating income Other operating income Noninterest Income Total noninterest income Noninterest expense Salaries and employee benefits Labor and Related Expense, Total Occupancy and Equipment Expense Occupancy And Equipment Expense Occupancy and equipment Legal and professional fees. Legal and Professional Fees Legal and professional Bank franchise tax. Bank Franchise Tax Bank franchise tax Information Technology and Data Processing Data processing services Federal Deposit Insurance Corporation Premium Expense FDIC insurance premiums Foreclosed Assets, Net Foreclosed assets, Net Gain (Loss) on Sale of Property Plant Equipment Loss on sale of premises and equipment Net realized (gain) loss on sale of premises and equipment Gain (Loss) on Sale of Property Plant Equipment, Total Other operating expense Total noninterest expense Total noninterest expense Income before income taxes Income before income taxes Income tax expense (benefit) Income tax expense Income Tax Expense (Benefit), Total Net income Net Income Net Income Net income Basic earnings per share Earnings Per Share, Basic, Total Diluted earnings per share Earnings Per Share, Diluted, Total Weighted average basic shares outstanding Weighted Average Number of Shares Outstanding, Basic, Total Weighted average diluted shares outstanding Weighted average diluted shares outstanding Weighted Average Number of Shares Outstanding, Diluted, Total Consolidated Statements Of Comprehensive Income [Abstract] Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax [Abstract] Unrealized gains on securities: Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Unrealized holding gains arising during period, net of income taxes of $39 and $28 Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax Less: reclassification adjustment for gains included in net income, net of income taxes of $6 and $0 Realized securities gains, net of taxes of $(15) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Other comprehensive income Other comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive income Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax Net unrealized securities gains arising during the period, taxes Net unrealized securities gains arising during the period, taxes Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax Realized securities gains, taxes Realized securities gains, taxes Consolidated Statement Of Changes In Stockholders' Equity [Abstract] Statement, Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Parent [Member] Parent [Member] Common Stock [Member] Common Stock [Member] Additional Paid In Capital [Member] Additional Paid-In Capital [Member] Retained Earnings [Member] Retained Earnings [Member] Accumulated Other Comprehensive Income [Member] Accumulated Other Comprehensive Income (Loss) [Member] Dividends, Common Stock, Cash Cash dividend declared Consolidated Statements Of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities [Abstract] Cash flows from operating activities 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 operations: Depreciation and amortization Depreciation and amortization Depreciation, Amortization and Accretion, Net, Total Accretion of discounts on securities, net of amortization of premiums Accretion of discounts on securities, net of amortization of premiums Provision for Other Losses Provision for valuation reserve (gain realized) on foreclosed assets Net realized (gains) losses on securities Net realized (gain) loss on securities Net realized (gains) losses on securities Gain (Loss) on Sale of Investments, Total Increase (Decrease) in Operating Capital [Abstract] Changes in assets and liabilities: Accrued income Accrued income Accrued income Increase Decrease In Other Operating Assets Other Assets Other Assets Increase (Decrease) in Other Operating Assets, Total Accrued interest payable Increase Decrease In Other Operating Liabilities Other liabilities Increase (Decrease) in Other Operating Liabilities, Total Net Cash Provided by (Used in) Operating Activities Net cash provided by operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] Cash flows from investing activities Purchases of available for sale securities Purchases of available for sale securities Payments to Acquire Available-for-sale Securities, Total Proceeds from Sale of Available-for-sale Securities Sales of available for sale securities Proceeds from Sale of Available-for-sale Securities, Total Maturities, calls and paydowns of available for sale securities Purchases of held to maturity securities Purchases of held to maturity securities Maturities, calls and paydowns of held to maturity securities Call (purchase) of restricted equity securities Call (purchase) of restricted equity securities Payments to Acquire Restricted Investments, Total Net increase in loans Net decrease (increase) in loans Payments for (Proceeds from) Loans and Leases, Total Net purchases of bank premises and equipment Net purchases (sales) of bank premises and equipment Net (purchases) dispositions of bank premises and equipment Net (purchases) dispositions of bank premises and equipment Net Cash Provided by (Used in) Investing Activities Net cash (used) provided by investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Cash flows from financing activities Net increase (decrease) in noninterest-bearing deposits Net increase (decrease) in noninterest-bearing deposits Net increase in interest-bearing deposits Net increase (decrease) in interest-bearing deposits Net Cash Provided by (Used in) Financing Activities Net cash provided by (used in) financing activities Cash and Cash Equivalents, Period Increase (Decrease) Net decrease in cash and cash equivalents Supplemental Cash Flow Information [Abstract] Supplemental disclosures of cash flow information Interest paid Interest Paid, Total Income taxes paid Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Supplemental disclosures of noncash activities Other real estate acquired in settlement of loans. Other Real Estate Acquired in Settlement Of Loans Other real estate acquired in settlement of loans Basis Of Presentation [Abstract] Organization Consolidation And Presentation Of Financial Statements Disclosure Text Block Basis Of Presentation Loans And Allowance For Loan Losses [Abstract] Loans Notes Trade And Other Receivables Disclosure Text Block Loans And Allowance For Loan Losses Commitments And Contingencies [Abstract] Commitments And Contingencies Disclosure Text Block Commitments And Contingencies Employee Benefit Plan [Abstract] Pension And Other Postretirement Benefits Disclosure Text Block Employee Benefit Plan Fair Value [Abstract] Fair Value Measurement Inputs Disclosure Text Block Fair Value Securities [Abstract] Marketable Securities Text Block Securities Recent Accounting Pronouncements [Abstract] Accounting Changes and Error Corrections [Text Block] Recent Accounting Pronouncements Reclassifications. Reclassifications [Abstract] Reclassifications [Text Block] Reclassifications