Accounts Payable And Accrued Liabilities Current Accounts payable and accrued liabilities Accounts Receivable Net Current Accounts receivable Accumulated Depreciation Depletion And Amortization Property Plant And Equipment Property and equipment, accumulated depreciation Accumulated Other Comprehensive Income Loss Net Of Tax Accumulated other comprehensive loss Additional Paid In Capital Common Stock Additional paid-in capital Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Adjustments to reconcile net loss to net cash provided by operating activities: Amendment Flag Amendment Flag Amortization Of Financing Costs Amortization of deferred loan issuance costs Amortization of loan issue costs This text block may be used to disclose all or some of the information related to the sale of an asset or business through a cash transaction. It may include the nature and purpose of the divestiture, as well as the asset divested of and the cash consideration received. Asset Divestitures Disclosure [Text Block] Gain on Sale/Settlement of Assets Asset Impairment Charges Impairment of assets Asset Impairment Charges [Text Block] Impairment of Assets Assets Total assets Assets [Abstract] ASSETS Assets Current Total current assets Assets Current [Abstract] Current assets: Assets Held For Sale Current Assets of operations held for sale Assets Held For Sale Property Plant And Equipment Real estate held for sale Assets Of Disposal Group Including Discontinued Operation Noncurrent Assets of operations held for sale Business Combination Acquisition Related Costs Acquisition costs Business Combination Disclosure [Text Block] Acquisitions Cash And Cash Equivalents At Carrying Value Cash and cash equivalents at end of period Cash and cash equivalents at beginning of period Cash and cash equivalents Cash And Cash Equivalents Period Increase Decrease Net increase (decrease) in cash and cash equivalents Cash Flow Noncash Investing And Financing Activities Disclosure [Abstract] Non-cash investing and financing activities: Casino Expenses Casino Casino Revenue Casino Commitments And Contingencies Disclosure [Text Block] Commitments and Contingencies Common Stock Issuance [Text Block] Common Stock Issuance [Text Block] Stock Offering Common Stock Par Or Stated Value Per Share Common stock, par value Common Stock Shares Authorized Common stock, shares authorized Common Stock Shares Issued Common stock, shares issued Common Stock Shares Outstanding Common stock, shares outstanding Common Stock Value Common stock, $0.12 par value per share; 50,000,000 shares authorized; 16,676,711 and 13,968,210 shares issued and 15,868,874 and 12,797,010 shares outstanding at January 31, 2012, and April 30, 2011, respectively Construction In Progress Gross Investments in development projects This element consists primarily of general corporate overhead and corporate service department costs, primarily in the areas of technical services, human resources and finance, which are used by the operations. It also includes business development costs. Corporate Expenditure Corporate expense Costs And Expenses Total operating expenses Costs And Expenses [Abstract] Expenses: Current Fiscal Year End Date Current Fiscal Year End Date Deferred Income Tax Expense Benefit Deferred income tax benefit Deferred Tax Assets Net Noncurrent Deferred tax asset, net Depreciation And Amortization Depreciation and amortization Depreciation Depletion And Amortization Depreciation and amortization Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Stock-Based Compensation Disposal Groups Including Discontinued Operations Disclosure [Text Block] Sale of Assets/Asset Held for Sale Document - Document and Entity Information [Abstract] Document Documentand Entity Information [Abstract] Document - Document and 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 Basic And Diluted [Abstract] Per share information: Earnings Per Share [Text Block] Computation of Earnings Per Share 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 Excise And Sales Taxes Excise taxes Facility Membership And Operations Costs Facility Finite Lived Intangible Assets Accumulated Amortization Identifiable intangible assets, accumulated amortization Food And Beverage Cost Of Sales Food and beverage Food And Beverage Revenue Food and beverage Gain Loss On Sale Of Property Plant Equipment (Gain) loss on sale/settlement of assets Gains Losses On Extinguishment Of Debt Loss on extinguishment of debt Loss on extinguishment of debt Gains Losses On Sales Of Assets Gain (loss) on sale of assets Goodwill Goodwill Goodwill And Intangible Assets Disclosure [Text Block] Goodwill and Other Intangible Assets Gross Revenue Gross Revenue Gross revenues Income Loss From Continuing Operations Net income (loss) from continuing operations Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments Loss before income tax benefit Income Loss From Continuing Operations Per Basic And Diluted Share Net income (loss) per common share - basic and diluted for continuing operations Income Loss From Discontinued Operations Net Of Tax Net loss from operations held for sale, net of taxes Income Loss From Discontinued Operations Net Of Tax Per Basic And Diluted Share Net loss per common share - basic and diluted for operations held for sale Income Statement [Abstract] Income Statement [Abstract] Income Tax Disclosure [Text Block] Income Tax Income Taxes Receivable Income tax receivable Income Tax Expense Benefit Income tax benefit Increase Decrease In Accounts Payable And Accrued Liabilities Accounts payable and accrued liabilities Increase Decrease In Operating Assets Receivables and other assets Increase Decrease In Operating Capital [Abstract] Changes in operating assets and liabilities: Increase Decrease In Restricted Cash Net (additions) and reductions of restricted cash Intangible Assets Net Excluding Goodwill Identifiable intangible assets, net of accumulated amortization of $2,815,643 and $1,852,553 at January 31, 2012 and April 30, 2011, respectively Interest Expense Interest expense Interest Paid Cash paid for interest Interest Payable Current Accrued interest payable Investment Income Interest Interest income Legal Entity [Axis] Legal Entity [Axis] Legal Fees Legal expense Legal Matters And Contingencies [Text Block] Legal Proceedings Liabilities Total liabilities Liabilities And Stockholders Equity Total liabilities and stockholders' equity Liabilities And Stockholders Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities Current Total current liabilities Liabilities Current [Abstract] Current liabilities: Liabilities Of Disposal Group Including Discontinued Operation Noncurrent Liabilities of operations held for sale Loans Notes Trade And Other Receivables Disclosure [Text Block] Notes Receivable and BVO Receivable Long Term Debt Amount Refinanced Long Term Debt Amount Refinanced Refinancing of long-term debt (see note 5) Long Term Debt Current Long-term debt, current portion Long Term Debt Noncurrent Long-term debt, net of current portion Long Term Debt [Text Block] Long-Term Debt Net Cash Provided By Used In Financing Activities Net cash provided by (used in) 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 in 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 loss Net income (loss) Noncash Or Part Noncash Acquisition Fixed Assets Acquired 1 Non-cash purchase of property and equipment Nonoperating Income Expense [Abstract] Non-operating income (expenses): Nontrade Receivables Noncurrent BVD/BVO receivable Notes And Loans Receivable Net Noncurrent Notes receivable - development projects, net of allowances Notes to Financial Statements [Abstract] Notes To Financial Statements [Abstract] Notes to Financial Statements [Abstract] Operating Income Loss Operating income (loss) Organization Consolidation And Presentation Of Financial Statements Disclosure [Text Block] Basis of Presentation Other Accrued Liabilities Current Other accrued liabilities Other Assets Current Other current assets Other Assets Disclosure [Text Block] Other Assets Other Assets Noncurrent Other assets Other Cost And Expense Operating Other Other Income Other Other Liabilities Current Other current liabilites Payments Of Debt Issuance Costs Deferred loan issuance costs Payments To Acquire Other Property Plant And Equipment Capitalized development costs Payments To Acquire Property Plant And Equipment Purchase of property and equipment Prepaid Expense Current Prepaid expenses Proceeds From Issuance Of Common Stock Stock issuance proceeds, net Proceeds From Sale Of Productive Assets Proceeds from the sale of assets Proceeds From Stock Options Exercised Employee stock plan purchases Promotional Allowances Less promotional allowances Property Plant And Equipment Net Property and equipment, net of accumulated depreciation of $1,558,821 and $1,189,555 at January 31, 2012 and April 30, 2011, respectively Regulatory Authorities Disclosure Regulatory Authorities Disclosure [Text Block] State Gaming Laws Repayments Of Long Term Capital Lease Obligations Payments on capital lease Repayments Of Short Term Debt Repayment of short term loans Restricted Assets Disclosure [Text Block] Restricted Cash Restricted Cash And Cash Equivalents At Carrying Value Restricted cash Retained Earnings Accumulated Deficit Retained earnings Revenues Net revenues Revenues [Abstract] Revenues: Segment Reporting Disclosure [Text Block] Segment Reporting Selling General And Administrative Expense Marketing and administrative Share Based Compensation Stock-based compensation Significant Accounting Policies [Text Block] Critical Accounting Policies Statement [Line Items] Statement [Line Items] Statement Of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Statement Of Financial Position [Abstract] Statement of Financial Position [Abstract] Statement [Table] Statement [Table] Stockholders Equity Total stockholders' equity Stockholders Equity [Abstract] Stockholders' equity: Supplemental Cash Flow Information [Abstract] Supplemental cash flow information: Trading Symbol Trading Symbol Treasury Stock Shares Treasury stock, shares Treasury Stock Value Treasury stock, 807,837 and 1,171,200 shares at January 31, 2012 and April 30, 2011, respectively, at cost Weighted Average Number Of Diluted Shares Outstanding Diluted weighted average number of shares outstanding Weighted Average Number Of Shares Outstanding Basic Basic weighted average number of shares outstanding