Amendment Flag Current Fiscal Year End Date Document Period End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Registrant Name Entity Central Index Key Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Document Type Award Type [Axis] Accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities Additional paid-in capital Adjustments to reconcile net income (loss) to net cash provided (used) by operating activities: Options to purchase shares of common stock which were excluded from computation of diluted earnings per share due to the effect of being anti-dilutive in the computation of earnings per share (in shares) Assets Assets [Abstract] Total assets Assets Commercial Office Building [Member] Building [Member] Cash and cash equivalents Cash and cash equivalents at beginning of year Cash and cash equivalents at end of period Cash and Cash Equivalents, at Carrying Value Net change in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Legal Proceedings [Abstract] Commitments and contingencies (Note 3) Common stock, shares outstanding (in shares) Common stock ($0.01 par value, 200,000,000 authorized, 46,410,007 issued and 43,755,410 outstanding in 2012 and 43,075,410 outstanding in 2011) Common stock, shares issued (in shares) Common stock, par value (in dollars per share) Common stock, shares authorized (in shares) Savings Plans [Abstract] Property operating and maintenance Operating expenses: Total operating expenses Costs and Expenses Debt Security [Axis] Net deferred tax asset recognized Deferred Tax Assets, Net of Valuation Allowance Net deferred tax asset Deferred Tax Assets, Gross Valuation allowance Deferred Tax Assets, Valuation Allowance Company matching contributions Depreciation Depreciation Incentive Plans Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Incentive Plans [Abstract] Net loss per common share - assuming dilution (in dollars per share) Net loss per common share - basic (in dollars per share) Unamortized compensation cost related to non-vested stock options Common Stock Repurchase Plan [Abstract] Equity Securities [Member] Insurance Investments securities - held to maturity Gross unrealized gains (losses) on investment securities held to maturity [Abstract] Investment securities held to maturity Carrying value Held-to-maturity Securities, Debt Maturities, Net Carrying Amount Cost or amortized cost Held to maturity investments, market value Fair value Gross unrealized gains (losses) Consolidated Statements of Operations (Unaudited) [Abstract] Income Taxes Income Tax Disclosure [Text Block] Income Taxes [Abstract] Income Tax Authority [Axis] Income Tax Authority [Domain] Income (loss) before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income tax expense Income taxes paid Income Taxes Paid Accounts payable and accrued liabilities Changes in other assets and liabilities: Other assets Other liabilities Internal Revenue Service (IRS) [Member] Interest income Buildings Investment Securities Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Investment Securities [Abstract] Compensation and benefits Land Legal Proceedings Legal Matters and Contingencies [Text Block] Liabilities: Total liabilities Liabilities Liabilities and Stockholders' Equity: Total liabilities and stockholders' equity Liabilities and Equity Major Types of Debt Securities [Domain] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Domain] Total investment securities Marketable Securities Maximum [Member] Net Cash Provided by (Used in) Financing Activities [Abstract] Net cash provided (used) by investing activities Net Cash Provided by (Used in) Investing Activities Net Cash Provided by (Used in) Financing Activities, Total Net Cash Provided by (Used in) Financing Activities Cash flows from investing activities: Cash flows from operating activities: Net income (loss) Net income (loss) Net cash provided (used) by operating activities Net Cash Provided by (Used in) Operating Activities Recent Accounting Pronouncements [Abstract] Recent Accounting Pronouncements New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Tax year expiring Operating Loss Carryforwards [Table] Operating Loss Carryforwards Operating income (loss) Operating Income (Loss) Operating Loss Carryforwards [Line Items] Organization [Abstract] Organization Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Other assets Other Assets Other income Other operating Other liabilities Other Liabilities Purchases of investment securities - held to maturity Payments to Acquire Held-to-maturity Securities Proceeds from (investment in) real estate limited partnership Payments to Acquire Limited Partnership Interests Savings Plans Pension and Other Postretirement Benefits Disclosure [Text Block] Plan Name [Domain] Plan Name [Axis] Maturities of investment securities - held to maturity Proceeds from Stock Options Exercised Professional and outside services Useful life Property, Plant and Equipment, Type [Domain] Property, Plant And Equipment [Line Items] Property, Plant and Equipment, Type [Axis] Range [Axis] Range [Domain] Property Owned Real Estate Owned [Text Block] Property Owned [Abstract] Real estate owned: Real estate owned, gross Real Estate Investment Property, at Cost Real estate owned, net Real Estate Investment Property, Net Less: accumulated depreciation Realized gains (losses) on investment securities [Abstract] Realized gains (losses) on investment securities Accumulated deficit Intrinsic value, exercisable at end of period Weighted average remaining contractual life, exercisable, at end of period Weighted average remaining contractual life, outstanding, at end of period Summary of incentive plan activity Net deferred tax asset Unrealized gains (losses) on investment securities Schedule of Unrealized Loss on Investments [Table Text Block] Held-to-maturity Securities [Line Items] Schedule of Held-to-maturity Securities [Table] Schedule of Trading Securities and Other Trading Assets [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Trading Securities and Other Trading Assets [Line Items] Schedule of Property, Plant and Equipment [Table] Stock-based compensation expense Stock based compensation expense recorded for the year to date period Weighted Average Exercise Price [Roll Forward] Vesting period Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Weighted average exercise price, expired (in dollars per share) Exercised (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Weighted average exercise price, exercisable at end of period (in dollars per share) Expired (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period Options additional Disclosures [Abstract] Exercisable at end of period (in shares) Shares available for future stock option grants Stock option [Roll Forward] Common shares reserved for issuance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Weighted average exercise price outstanding at beginning of period (in dollars per share) Weighted average exercise price, outstanding at end of period (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Intrinsic value, outstanding at end of period Terms of award Outstanding at beginning of period (in shares) Outstanding at end of period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Award Type [Domain] Consolidated Statements of Cash Flows (Unaudited) [Abstract] Consolidated Balance Sheets Parenthetical [Abstract] Number of shares authorized to be repurchased (in shares) Stock Options [Member] Number of shares that may still be purchased under the plan (in shares) Exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Stockholders' equity: Total stockholders' equity Stockholders' Equity Attributable to Parent Subsequent Events Subsequent Events [Text Block] Subsequent Events [Abstract] AMT credit carryforwards Summary of net operating loss carryforwards Summary of Operating Loss Carryforwards [Table Text Block] Supplemental cash flow disclosure: AMT Credits Tax Credit Carryforward, Name [Domain] Tax Credit Carryforward [Line Items] Tax Credit Carryforward [Axis] Tax Credit Carryforward [Table] Realized (gains) losses on sales of investment securities Realized gains (losses) on sales of investment securities Realized gains (losses) Investment securities held for trading Cost or amortized cost Cost basis Trading Securities, Cost Unrealized gains (losses) Trading Securities, Unrealized Holding Loss Unrealized (gains) losses on trading securities Unrealized gains (losses) on trading securities Trading Securities, Change in Unrealized Holding Gain (Loss) Investments securities - trading carried at fair value Trading Securities, Fair Value Disclosure Fair Value Current value Treasury stock, at cost - 2,654,597 and 3,334,597 shares, respectively Treasury Stock, Value Treasury stock, at cost (in shares) Common Stock Repurchase Plan Treasury Stock [Text Block] Gross unrealized gains (losses) on investment securities held to maturity Unrealized gains (losses) on investment securities [Abstract] US Treasury Bills [Member] Weighted average common shares outstanding - basic (in shares) Weighted average common shares outstanding - assuming dilution (in shares) Common dividend per share, declared. Common dividend declared (in dollars per share) Amount represents an incentive payment due per the Employment Agreement as a result of the Settlement Award received Incentive payment due per Employment Agreement The amount awarded by the Court of Federal Claims for lost value expectancy damages, plus tax gross-up if applicable, pursuant to a damages opinion issued in Supervisory Goodwill legal proceedings. The decision indicates that the damages were awarded net of any receivership deficit and outside the statutory receivership distribution scheme. The entity can give no assurances regarding the ultimate outcome of the Supervisory Goodwill legal proceedings, the final amount of any award or when it might be received. Gain Contingency, Return on Investment - Unrecorded Amount Award by Judge Smith in Supervisory Goodwill legal proceedings Number of shares that have been repurchased pursuant to a repurchase plan. Total Number of Share Purchased The area of the office building. Area of office building Area of office building (in square feet) The number of commercial office building owned. Number of commercial office building owned The alternative minimum tax credit carryforward. AMT Credit Carry Forwards [Member] AMT Credits [Member] The amount of tax basis for Federal income tax purposes related to entity's investment remaining after recognition of amended tax return that may be converted into net operating loss carryforwards/carrybacks, subject to expiration. Tax basis related to investment remaining after recognition of amended tax return Approximate tax basis related to Company's investment in Carteret/Carteret FSB remaining after recognition of the 1992 Amended Return The expected amount net operating loss carryforwards to be generated from an amended tax return which the entity is seeking to carryback to prior tax years to produce refunds of tax previously paid. Approximate amount of tax basis related to investment to be utilized in connection with filing of amended tax return Approximate amount of tax basis related to Company's investment in Carteret/Carteret FSB to be utilized in connection with the filing of the 1992 Amended Return The estimated amount of tax basis related to the entity's investment for Federal income tax purposes based on information received and prior to the recognition of the tax losses reflected on the entity's amended federal income tax return. Initial tax basis related to investment Estimated remaining initial tax basis related to Company's investment in Carteret/Carteret FSB The net operating loss carryforwards available to reduce prior year federal taxable income. Nols Carryforward Utilization For Prior Tax Year Member [Member] NOLs Carryforward Utilization For Prior Tax Year Member [Member] The net operating loss carryforwards available to reduce future year federal taxable income. Nols Carryforward Utilization For Future Tax Year Member [Member] NOLs Carryforward Utilization For Future Tax Year Member [Member] The period when the net operating loss carryforwards will be utilized. Net Operating Loss Carryforwards Period to Be Utilized Domain [Domain] Information about net operating loss carryforwards to be utilized. Net Operating Loss Carryforwards Period to Be Utilized Axis [Axis] Tax year that generated the NOL carryforward. Year 2011 [Member] Year 2011 [Member] Tax year that generated the NOL carryforward. Year 2010 [Member] Year 2010 [Member] Tax year that generated the NOL carryforward. Year 2009 [Member] Year 2009 [Member] Tax year that generated the NOL carryforward. Year 2008 [Member] Year 2008 [Member] Tax year that generated the NOL carryforward. Year 2007 [Member] Year 2007 [Member] Tax year that generated the NOL carryforward. Year 2006 [Member] Year 2006 [Member] Tax year that generated the NOL carryforward. Year 2004 [Member] Year 2004 [Member] Tax year that generated the NOL carryforward. Year 2003 [Member] Year 2003 [Member] Tax year that generated the NOL carryforward. Year 2002 [Member] Year 2002 [Member] Tax year that generated the NOL carryforward. Year 2001 [Member] Year 2001 [Member] Tax year that generated the NOL carryforward. Year 2000 [Member] Year 2000 [Member] Tax year that generated the NOL carryforward. Year 1999 [Member] Year 1999 [Member] Tax year that generated the NOL carryforward. Year 1998 [Member] Year 1998 [Member] Tax year that generated the NOL carryforward. Year 1997 [Member] Tax year that generated the NOL carryforward. Year 1995 [Member] Year 1995 [Member] Tax year that generated the NOL carryforward. Year 1994 [Member] Year 1994 [Member] Tax year that generated the NOL carryforward. Year 1992 [Member] Year 1992 [Member] The Tax Year that generated the NOL carryforward. Tax Year Originating [Domain] The Tax Year that generated the NOL carryforward. Tax Year Originating [Axis] Percentage of employees' contribution to a defined contribution plan which is matched by the employer. Defined Contribution Plan, Employer Match, Percent Employer match % Matching contributions to savings plan charged to expense [Abstract] Tabular disclosure of the company's matching contributions to the savings plan. Matching contributions to Savings Plan [Table Text Block] Matching contributions to Savings Plan Contract that gives the holder the right, but not the obligation, either to purchase or to sell a certain number of shares of stock at a predetermined price for a specified period of time. Nonqualified Stock Options [Member] Incentive contract that gives the holder the right, but not the obligation, either to purchase or to sell a certain number of shares of stock at a predetermined price for a specified period of time. Incentive Stock Options [Member] The stock incentive plan. The Plan 1993 Stock Incentive Plan [Member] The 1993 Stock Incentive Plan [Member] Tabular disclosure of other information related to the incentive plan that may include unamortized compensation cost, options to purchase shares of common stock, common shares reserved for issuance, and shares available for future stock option grants. Other information relating to the plan [Table Text Block] Other information relating to the plan The outflow from purchases of trading securities during the period. Trading securities are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time). Payments for Trading Securities Purchases of investment securities The increase (decrease) during the reporting period related to accrued interest receivable from investment securities. Increase (Decrease) in Accrued Interest Receivable From Investment Securities Accrued interest receivable - investment securities Trading securities sold during the period at cost basis. Trading securities, realized gains investment securities, Cost basis Cost basis The cash inflow from sales of trading securities during the period. Trading securities are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time). Proceeds from Sale of Trading Securities Sales of investment securities Net sale proceeds The carrying value of financial instruments that are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time). Trading Securities, Carrying Value Carrying Value Document and Entity Information [Abstract]